Input:
Sentence1: Any antigen that causes an allergy is called an allergen.
Sentence2: molds are antigens.

Output: antigen


Input:
Sentence1: Migrants typically travel long distances.
Sentence2: Manatees are a migrant species.

Output: Migrants


Input:
Sentence1: plant reproduction requires pollination.
Sentence2: plant reproduction requires bees.

Output: plant


Input:
Sentence1: plant reproduction requires pollination.
Sentence2: plant reproduction requires bees.

Output: reproduction


Input:
Sentence1: plant reproduction requires pollination.
Sentence2: plant reproduction requires bees.

Output: requires


Input:
Sentence1: poisonous darts are used for defense by sea anemones.
Sentence2: Sea anemones are close relatives of corals .

Output: anemones


Input:
Sentence1: poisonous darts are used for defense by sea anemones.
Sentence2: Sea anemones are close relatives of corals .

Output: sea


Input:
Sentence1: Petals attract pollinators to the flower.
Sentence2: Petals are great for potpourri or for making rose petal jelly.

Output: Petals


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: Babies


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: are


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: at


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: birth


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: large


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: less


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: likely


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: or


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: small


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: that


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: to


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Babies that are very large or very small at birth are less likely to live.

Output: very


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: a toaster converts electrical energy into kinetic energy for toasting.

Output: converts


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: a toaster converts electrical energy into kinetic energy for toasting.

Output: electrical


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: a toaster converts electrical energy into kinetic energy for toasting.

Output: energy


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: a toaster converts electrical energy into kinetic energy for toasting.

Output: for


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: a toaster converts electrical energy into kinetic energy for toasting.

Output: toaster


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: a toaster converts electrical energy into kinetic energy for toasting.

Output: toasting


Input:
Sentence1: energy is used for heating a building by a heating system.
Sentence2: buildings use a combination of production, exchange, and distribution of energy to regulate temperatures.

Output: building


Input:
Sentence1: energy is used for heating a building by a heating system.
Sentence2: buildings use a combination of production, exchange, and distribution of energy to regulate temperatures.

Output: energy


Input:
Sentence1: energy is used for heating a building by a heating system.
Sentence2: buildings use a combination of production, exchange, and distribution of energy to regulate temperatures.

Output: used


Input:
Sentence1: Vertebrates are animals that have a backbone.
Sentence2: Jaws appear within the vertebrates.

Output: Vertebrates


Input:
Sentence1: Veins generally carry deoxygenated blood.
Sentence2: Veins carry cells.

Output: Veins


Input:
Sentence1: All hair cells require Brn3.1 for differentiation.
Sentence2: Hair becomes specialized through differentiation.

Output: hair


Input:
Sentence1: Female gametes are called eggs.
Sentence2: Adult sponges produce female gametes and sperm.

Output: Female


Input:
Sentence1: Female gametes are called eggs.
Sentence2: Adult sponges produce female gametes and sperm.

Output: gametes


Input:
Sentence1: Insects also have both a heart and a respiratory, or breathing, system.
Sentence2: a mold spore has a negative impact on breathing.

Output: breathing


Input:
Sentence1: Deltas are typical on coastlines with large rivers.
Sentence2: rivers will fan out and deposit sediment typically near a coastline.

Output: coastlines


Input:
Sentence1: Mutation creates new genetic variation in a gene pool.
Sentence2: Mutation and fertilization have similar effects on the gene pool.

Output: Mutation


Input:
Sentence1: Mutation creates new genetic variation in a gene pool.
Sentence2: Mutation and fertilization have similar effects on the gene pool.

Output: gene


Input:
Sentence1: Mutation creates new genetic variation in a gene pool.
Sentence2: Mutation and fertilization have similar effects on the gene pool.

Output: pool


Input:
Sentence1: transpiration is when water vapor moves from plants into the atmosphere.
Sentence2: An example of water vapor is steam.

Output: vapor


Input:
Sentence1: transpiration is when water vapor moves from plants into the atmosphere.
Sentence2: An example of water vapor is steam.

Output: water


Input:
Sentence1: Protozoa make humans sick when they become human parasites.
Sentence2: paramecium are single celled animals that make humans sick when they become human parasites.

Output: become


Input:
Sentence1: Protozoa make humans sick when they become human parasites.
Sentence2: paramecium are single celled animals that make humans sick when they become human parasites.

Output: human


Input:
Sentence1: Protozoa make humans sick when they become human parasites.
Sentence2: paramecium are single celled animals that make humans sick when they become human parasites.

Output: humans


Input:
Sentence1: Protozoa make humans sick when they become human parasites.
Sentence2: paramecium are single celled animals that make humans sick when they become human parasites.

Output: parasites


Input:
Sentence1: Protozoa make humans sick when they become human parasites.
Sentence2: paramecium are single celled animals that make humans sick when they become human parasites.

Output: sick


Input:
Sentence1: Because of the asymmetry of the sugar, a polynucleotide chain has inherent polarity.
Sentence2: Many nucleotides bind together to form a chain that because of asymmetry of sugar has inherent polarity.

Output: Because


Input:
Sentence1: Because of the asymmetry of the sugar, a polynucleotide chain has inherent polarity.
Sentence2: Many nucleotides bind together to form a chain that because of asymmetry of sugar has inherent polarity.

Output: asymmetry


Input:
Sentence1: Because of the asymmetry of the sugar, a polynucleotide chain has inherent polarity.
Sentence2: Many nucleotides bind together to form a chain that because of asymmetry of sugar has inherent polarity.

Output: inherent


Input:
Sentence1: Because of the asymmetry of the sugar, a polynucleotide chain has inherent polarity.
Sentence2: Many nucleotides bind together to form a chain that because of asymmetry of sugar has inherent polarity.

Output: polarity


Input:
Sentence1: Because of the asymmetry of the sugar, a polynucleotide chain has inherent polarity.
Sentence2: Many nucleotides bind together to form a chain that because of asymmetry of sugar has inherent polarity.

Output: sugar


Input:
Sentence1: Runoff from precipitation is a natural part of the water cycle.
Sentence2: A lake is formed by the water cycle.

Output: cycle


Input:
Sentence1: Runoff from precipitation is a natural part of the water cycle.
Sentence2: A lake is formed by the water cycle.

Output: water


Input:
Sentence1: Cnidarian tentacles serve to capture prey.
Sentence2: All aquatic tentacles serve to capture prey.

Output: capture


Input:
Sentence1: Cnidarian tentacles serve to capture prey.
Sentence2: All aquatic tentacles serve to capture prey.

Output: prey


Input:
Sentence1: Cnidarian tentacles serve to capture prey.
Sentence2: All aquatic tentacles serve to capture prey.

Output: serve


Input:
Sentence1: Cnidarian tentacles serve to capture prey.
Sentence2: All aquatic tentacles serve to capture prey.

Output: tentacles


Input:
Sentence1: Plus, our sense of smell is infinitely better.
Sentence2: Sense of smell impacts an animal's survival.

Output: sense


Input:
Sentence1: Plus, our sense of smell is infinitely better.
Sentence2: Sense of smell impacts an animal's survival.

Output: smell


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Biologists use microscopes to study things that are too small to be seen with the unaided eye.

Output: biologists


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Biologists use microscopes to study things that are too small to be seen with the unaided eye.

Output: things


Input:
Sentence1: exercise has a positive impact on a human 's health.
Sentence2: Resistance exercises are weight-lifting exercises.

Output: exercise


Input:
Sentence1: Moles find prey mainly by using their sense of touch.
Sentence2: Moles find prey mainly by using their ability to sense pressure.

Output: Moles


Input:
Sentence1: Moles find prey mainly by using their sense of touch.
Sentence2: Moles find prey mainly by using their ability to sense pressure.

Output: find


Input:
Sentence1: Moles find prey mainly by using their sense of touch.
Sentence2: Moles find prey mainly by using their ability to sense pressure.

Output: prey


Input:
Sentence1: Moles find prey mainly by using their sense of touch.
Sentence2: Moles find prey mainly by using their ability to sense pressure.

Output: using


Input:
Sentence1: wind causes erosion.
Sentence2: hurricanes cause erosion.

Output: causes


Input:
Sentence1: wind causes erosion.
Sentence2: hurricanes cause erosion.

Output: erosion


Input:
Sentence1: Lifting objects from the floor can hurt.
Sentence2: pulleys can prevent humans from getting hurt.

Output: hurt


Input:
Sentence1: Some viruses have an envelope of phospholipids and proteins.
Sentence2: Phospholipids are body fats, too.

Output: phospholipids


Input:
Sentence1: bacteria cause food to spoil.
Sentence2: Water can be tested for coliform and fecal coliform bacteria.

Output: bacteria


Input:
Sentence1: Adult tunicates are barrel-shaped.
Sentence2: Bulbs are classifies as tunicate or non-tunicate.

Output: tunicates


Input:
Sentence1: volcanic ash in the atmosphere decreases the temperature by blocking the sun.
Sentence2: Volcanic ash in the atmosphere can cause change in climate.

Output: ash


Input:
Sentence1: volcanic ash in the atmosphere decreases the temperature by blocking the sun.
Sentence2: Volcanic ash in the atmosphere can cause change in climate.

Output: atmosphere


Input:
Sentence1: volcanic ash in the atmosphere decreases the temperature by blocking the sun.
Sentence2: Volcanic ash in the atmosphere can cause change in climate.

Output: volcanic


Input:
Sentence1: Flagella help prokaryotes move.
Sentence2: Most prokaryotes are unicellular.

Output: prokaryotes


Input:
Sentence1: Coal comes from anciently buried plants, and petroleum is from animals.
Sentence2: anciently buried plants can produce electricity.

Output: anciently


Input:
Sentence1: Coal comes from anciently buried plants, and petroleum is from animals.
Sentence2: anciently buried plants can produce electricity.

Output: buried


Input:
Sentence1: Coal comes from anciently buried plants, and petroleum is from animals.
Sentence2: anciently buried plants can produce electricity.

Output: plants


Input:
Sentence1: poison causes harm to living things.
Sentence2: Poisoning is similar to paralytic shellfish poisoning .

Output: poison


Input:
Sentence1: Cells are programmed to divide only a set number of times.
Sentence2: Division can only happen a certain number of times before apoptosis kicks in.

Output: divide


Input:
Sentence1: Cells are programmed to divide only a set number of times.
Sentence2: Division can only happen a certain number of times before apoptosis kicks in.

Output: number


Input:
Sentence1: Cells are programmed to divide only a set number of times.
Sentence2: Division can only happen a certain number of times before apoptosis kicks in.

Output: times


Input:
Sentence1: water causes refraction of light.
Sentence2: Rainbows are formed when light passes through water.

Output: light


Input:
Sentence1: water causes refraction of light.
Sentence2: Rainbows are formed when light passes through water.

Output: water


Input:
Sentence1: a cavern is formed by carbonic acid in groundwater seeping through rock and dissolving limestone.
Sentence2: carbon dioxide in groundwater creates caverns.

Output: cavern


Input:
Sentence1: a cavern is formed by carbonic acid in groundwater seeping through rock and dissolving limestone.
Sentence2: carbon dioxide in groundwater creates caverns.

Output: groundwater


Input:
Sentence1: Muscles can only contract.
Sentence2: Something that can be smooth can only contract.

Output: contract


Input:
Sentence1: matter vibrating can cause sound.
Sentence2: Matter vibrating can cause something received through the ears.

Output: matter


Input:
Sentence1: matter vibrating can cause sound.
Sentence2: Matter vibrating can cause something received through the ears.

Output: vibrating


Input:
Sentence1: Marine species live mainly in shallow coastal waters.
Sentence2: Coastal waters teem with life.

Output: coastal


Input:
Sentence1: Marine species live mainly in shallow coastal waters.
Sentence2: Coastal waters teem with life.

Output: waters


Input:
Sentence1: Vertebrates are all chordates that have a backbone.
Sentence2: all vertebrates have jaws.

Output: Vertebrates


Input:
Sentence1: Marble is a metamorphic rock.
Sentence2: marble is formed from heat and pressure.

Output: Marble


Input:
Sentence1: if gas is heated then that gas will expand.
Sentence2: gas expands after going through a furnace into a cottage.

Output: expand


Input:
Sentence1: Snakes are cold-blooded reptiles.
Sentence2: some snakes can go several weeks between meals.

Output: Snakes


Input:
Sentence1: erosion causes deposition.
Sentence2: the movement of soil by water causes deposition.

Output: causes


Input:
Sentence1: erosion causes deposition.
Sentence2: the movement of soil by water causes deposition.

Output: deposition


Input:
Sentence1: Albinism in humans is inherited as a simple recessive trait.
Sentence2: If both a man and woman are albino then their offspring will also be albino.

Output: Albinism


Input:
Sentence1: Albinism in humans is inherited as a simple recessive trait.
Sentence2: If both a man and woman are albino then their offspring will also be albino.

Output: humans


Input:
Sentence1: pathogens can cause disease.
Sentence2: Legionnaires' disease is a serious disease.

Output: disease


Input:
Sentence1: a tape measure is used to measure length.
Sentence2: measure length to find the dimensions of the room.

Output: length


Input:
Sentence1: Food gives energy.
Sentence2: resources from food are passed up a chain or web from lower to higher trophic levels.

Output: Food


Input:
Sentence1: seeing requires light.
Sentence2: When people look around everyday, they require light.

Output: light


Input:
Sentence1: seeing requires light.
Sentence2: When people look around everyday, they require light.

Output: requires


Input:
Sentence1: staying warm has a positive impact on an animal 's survival.
Sentence2: Humans are animals too.

Output: animal


Input:
Sentence1: Poisoning is similar to paralytic shellfish poisoning .
Sentence2: Paralytic shellfish cause harm to living things.

Output: paralytic


Input:
Sentence1: Poisoning is similar to paralytic shellfish poisoning .
Sentence2: Paralytic shellfish cause harm to living things.

Output: shellfish


Input:
Sentence1: protein is used to repair cells by the human body.
Sentence2: Protein Protein is needed for tissue maintenance and repair.

Output: repair


Input:
Sentence1: Sharks breathe under water.
Sentence2: Sharks use gills to breathe.

Output: Sharks


Input:
Sentence1: Sharks breathe under water.
Sentence2: Sharks use gills to breathe.

Output: breathe


Input:
Sentence1: bees convert nectar into honey.
Sentence2: Older workers search for nectar and make the enzymes necessary to convert it to honey.

Output: honey


Input:
Sentence1: Sperm had to swim from male to female reproductive organs for fertilization.
Sentence2: Sperm and eggs are cells known as gametes.

Output: Sperm


Input:
Sentence1: Osteoclasts are multinucleated cells.
Sentence2: fractures heal when multinucleated cells form new bone.

Output: cells


Input:
Sentence1: Osteoclasts are multinucleated cells.
Sentence2: fractures heal when multinucleated cells form new bone.

Output: multinucleated


Input:
Sentence1: When it is tilted away from the sun, it is winter.
Sentence2: The side of the earth receiving less energy from the sun is experiencing winter.

Output: winter


Input:
Sentence1: heat can change the state of matter.
Sentence2: heat can change stuff to liquid.

Output: can


Input:
Sentence1: heat can change the state of matter.
Sentence2: heat can change stuff to liquid.

Output: change


Input:
Sentence1: heat can change the state of matter.
Sentence2: heat can change stuff to liquid.

Output: heat


Input:
Sentence1: Insects and hummingbirds are the primary pollinators.
Sentence2: Hummingbirds increase plants genetic diversity.

Output: hummingbirds


Input:
Sentence1: Arteries generally carry oxygen-rich blood.
Sentence2: Bright red fluid blood is the exception, but has been recorded.

Output: blood


Input:
Sentence1: Moles can be found in tunnels under the ground.
Sentence2: Moles are often protected from wild fires.

Output: Moles


Input:
Sentence1: harming an animal species has a negative impact on the population size of that species.
Sentence2: weather can have a negative impact on a species' population size.

Output: impact


Input:
Sentence1: harming an animal species has a negative impact on the population size of that species.
Sentence2: weather can have a negative impact on a species' population size.

Output: negative


Input:
Sentence1: harming an animal species has a negative impact on the population size of that species.
Sentence2: weather can have a negative impact on a species' population size.

Output: population


Input:
Sentence1: harming an animal species has a negative impact on the population size of that species.
Sentence2: weather can have a negative impact on a species' population size.

Output: size


Input:
Sentence1: harming an animal species has a negative impact on the population size of that species.
Sentence2: weather can have a negative impact on a species' population size.

Output: species


Input:
Sentence1: Skin color is a polygenic trait.
Sentence2: Polygenic traits are the result of the interaction of several genes.

Output: polygenic


Input:
Sentence1: Skin color is a polygenic trait.
Sentence2: Polygenic traits are the result of the interaction of several genes.

Output: trait


Input:
Sentence1: Animals can communicate with sounds, chemicals, or visual cues.
Sentence2: cats can communicate with sounds, chemicals or visual cues.

Output: chemicals


Input:
Sentence1: Animals can communicate with sounds, chemicals, or visual cues.
Sentence2: cats can communicate with sounds, chemicals or visual cues.

Output: communicate


Input:
Sentence1: Animals can communicate with sounds, chemicals, or visual cues.
Sentence2: cats can communicate with sounds, chemicals or visual cues.

Output: cues


Input:
Sentence1: Animals can communicate with sounds, chemicals, or visual cues.
Sentence2: cats can communicate with sounds, chemicals or visual cues.

Output: sounds


Input:
Sentence1: Animals can communicate with sounds, chemicals, or visual cues.
Sentence2: cats can communicate with sounds, chemicals or visual cues.

Output: visual


Input:
Sentence1: Ribosomes are structures in the cytoplasm where proteins are made.
Sentence2: For example, insulin is a protein hormone.

Output: proteins


Input:
Sentence1: tidal energy can be used to produce electricity.
Sentence2: spikes produce current.

Output: produce


Input:
Sentence1: By the simplest definition, a planet is a large object that orbits a star.
Sentence2: gravity pulls objects towards large objects that orbit stars.

Output: large


Input:
Sentence1: By the simplest definition, a planet is a large object that orbits a star.
Sentence2: gravity pulls objects towards large objects that orbit stars.

Output: object


Input:
Sentence1: By the simplest definition, a planet is a large object that orbits a star.
Sentence2: gravity pulls objects towards large objects that orbit stars.

Output: orbits


Input:
Sentence1: By the simplest definition, a planet is a large object that orbits a star.
Sentence2: gravity pulls objects towards large objects that orbit stars.

Output: star


Input:
Sentence1: By the simplest definition, a planet is a large object that orbits a star.
Sentence2: gravity pulls objects towards large objects that orbit stars.

Output: that


Input:
Sentence1: When air cools, the water vapor in the air condenses.".
Sentence2: fog is formed when air cools.

Output: When


Input:
Sentence1: When air cools, the water vapor in the air condenses.".
Sentence2: fog is formed when air cools.

Output: air


Input:
Sentence1: When air cools, the water vapor in the air condenses.".
Sentence2: fog is formed when air cools.

Output: cools


Input:
Sentence1: Landfill leachates and groundwater contamination.
Sentence2: groundwater contamination have a negative impact on the environment.

Output: contamination


Input:
Sentence1: Landfill leachates and groundwater contamination.
Sentence2: groundwater contamination have a negative impact on the environment.

Output: groundwater


Input:
Sentence1: Birth may be followed by a period of parental care of the offspring.
Sentence2: Females give birth to a single baby.

Output: Birth


Input:
Sentence1: natural magnetism is used for pointing north by a compass.
Sentence2: For the ordinary compass, align to the North direction.

Output: north


Input:
Sentence1: infection can cause bodily tissues to swell.
Sentence2: Doctors call such tissue swelling edema.

Output: swell


Input:
Sentence1: infection can cause bodily tissues to swell.
Sentence2: Doctors call such tissue swelling edema.

Output: tissues


Input:
Sentence1: If two pieces are making physical contact in any way, they're touching.
Sentence2: Physical contact can be used to detect texture.

Output: contact


Input:
Sentence1: If two pieces are making physical contact in any way, they're touching.
Sentence2: Physical contact can be used to detect texture.

Output: physical


Input:
Sentence1: Complex chemistry is needed to carry out all the functions of life.
Sentence2: Steroids are needed to control life functions.

Output: functions


Input:
Sentence1: Complex chemistry is needed to carry out all the functions of life.
Sentence2: Steroids are needed to control life functions.

Output: life


Input:
Sentence1: Complex chemistry is needed to carry out all the functions of life.
Sentence2: Steroids are needed to control life functions.

Output: needed


Input:
Sentence1: Mammals breathe with the help of a diaphragm.
Sentence2: humans breathe with the help of a diaphragm.

Output: breathe


Input:
Sentence1: Mammals breathe with the help of a diaphragm.
Sentence2: humans breathe with the help of a diaphragm.

Output: diaphragm


Input:
Sentence1: Mammals breathe with the help of a diaphragm.
Sentence2: humans breathe with the help of a diaphragm.

Output: help


Input:
Sentence1: drought is when amount of precipitation decreases.
Sentence2: Conclusions Floods and drought are realities of desert life.

Output: drought


Input:
Sentence1: Organisms cluster around hydrothermal vents in the ocean floor.
Sentence2: Large lobsters are found here scavenging the ocean floor.

Output: floor


Input:
Sentence1: Organisms cluster around hydrothermal vents in the ocean floor.
Sentence2: Large lobsters are found here scavenging the ocean floor.

Output: ocean


Input:
Sentence1: Most fungi get organic compounds from dead organisms.
Sentence2: Molds are microscopic fungi.

Output: fungi


Input:
Sentence1: Vesicle transport requires energy, so it is also a form of active transport.
Sentence2: Transport of neurotransmitters is active transport.

Output: active


Input:
Sentence1: Vesicle transport requires energy, so it is also a form of active transport.
Sentence2: Transport of neurotransmitters is active transport.

Output: transport


Input:
Sentence1: boiling is when liquids are heated above their boiling point.
Sentence2: Lots of gas bubbles burst over the boiling lakes' surface.

Output: boiling


Input:
Sentence1: the moon revolving around the Earth causes the phases of the moon.
Sentence2: the moon revolving around Earth causes different shapes to appear.

Output: Earth


Input:
Sentence1: the moon revolving around the Earth causes the phases of the moon.
Sentence2: the moon revolving around Earth causes different shapes to appear.

Output: around


Input:
Sentence1: the moon revolving around the Earth causes the phases of the moon.
Sentence2: the moon revolving around Earth causes different shapes to appear.

Output: causes


Input:
Sentence1: the moon revolving around the Earth causes the phases of the moon.
Sentence2: the moon revolving around Earth causes different shapes to appear.

Output: moon


Input:
Sentence1: the moon revolving around the Earth causes the phases of the moon.
Sentence2: the moon revolving around Earth causes different shapes to appear.

Output: revolving


Input:
Sentence1: Diurnal cycles Diurnal cycles are the daily cycles of light and darkness.
Sentence2: Plants detect and respond to diurnal cycles.

Output: Diurnal


Input:
Sentence1: Diurnal cycles Diurnal cycles are the daily cycles of light and darkness.
Sentence2: Plants detect and respond to diurnal cycles.

Output: cycles


Input:
Sentence1: WEATHERING -- Deterioration, decay or damage caused by exposure to the elements.
Sentence2: glaciers can cause damage.

Output: damage


Input:
Sentence1: Human beings are animals.
Sentence2: if the amount of available food and water decreases in an environment then humans may leave that environment to find food and water.

Output: Human


Input:
Sentence1: Flatworms belong to the phylum Platyhelminthes.
Sentence2: Phylum Platyhelminthes are mostly parasitic.

Output: Platyhelminthes


Input:
Sentence1: Flatworms belong to the phylum Platyhelminthes.
Sentence2: Phylum Platyhelminthes are mostly parasitic.

Output: phylum


Input:
Sentence1: When an animal moves, it burns energy.
Sentence2: Burning energy is what allows for movement in animals.

Output: burns


Input:
Sentence1: When an animal moves, it burns energy.
Sentence2: Burning energy is what allows for movement in animals.

Output: energy


Input:
Sentence1: When water vapor condenses, energy is released.
Sentence2: Water vapor cooling causes that water vapor to release energy.

Output: energy


Input:
Sentence1: When water vapor condenses, energy is released.
Sentence2: Water vapor cooling causes that water vapor to release energy.

Output: released


Input:
Sentence1: hiding can be used for avoiding predators.
Sentence2: Predators kill and eat their prey.

Output: predators


Input:
Sentence1: lack of moisture in the air causes low amounts of rainfall.
Sentence2: low moisture in the air can cause plants to die.

Output: air


Input:
Sentence1: lack of moisture in the air causes low amounts of rainfall.
Sentence2: low moisture in the air can cause plants to die.

Output: low


Input:
Sentence1: lack of moisture in the air causes low amounts of rainfall.
Sentence2: low moisture in the air can cause plants to die.

Output: moisture


Input:
Sentence1: Yeast reproduce asexually by budding.
Sentence2: yeasts use spores to reproduce.

Output: Yeast


Input:
Sentence1: friction causes an object to lose energy.
Sentence2: Friction causes an object to slow down.

Output: causes


Input:
Sentence1: friction causes an object to lose energy.
Sentence2: Friction causes an object to slow down.

Output: friction


Input:
Sentence1: friction causes an object to lose energy.
Sentence2: Friction causes an object to slow down.

Output: object


Input:
Sentence1: seconds are used to measure time.
Sentence2: Time is just another dimension in the Physical Universe.

Output: time


Input:
Sentence1: Bears are curious animals.
Sentence2: better senses have a positive impact on a bear's survival.

Output: Bears


Input:
Sentence1: Many corals secrete an exoskeleton that builds up to become a coral reef.
Sentence2: Corals construct an exoskeleton by secreting calcium  carbonate.

Output: corals


Input:
Sentence1: Many corals secrete an exoskeleton that builds up to become a coral reef.
Sentence2: Corals construct an exoskeleton by secreting calcium  carbonate.

Output: exoskeleton


Input:
Sentence1: Many corals secrete an exoskeleton that builds up to become a coral reef.
Sentence2: Corals construct an exoskeleton by secreting calcium  carbonate.

Output: secrete


Input:
Sentence1: rest has a positive impact on a health.
Sentence2: Rest can include sleep as well as sitting and resting.

Output: rest


Input:
Sentence1: Control is better described as regulation.
Sentence2: Most hormones are controlled by feedback mechanisms.

Output: Control


Input:
Sentence1: healing requires rest.
Sentence2: cell regeneration requires rest.

Output: requires


Input:
Sentence1: healing requires rest.
Sentence2: cell regeneration requires rest.

Output: rest


Input:
Sentence1: Differential heating of air produces wind.
Sentence2: Differential heating of air can be harnessed for electricity production.

Output: Differential


Input:
Sentence1: Differential heating of air produces wind.
Sentence2: Differential heating of air can be harnessed for electricity production.

Output: air


Input:
Sentence1: Differential heating of air produces wind.
Sentence2: Differential heating of air can be harnessed for electricity production.

Output: heating


Input:
Sentence1: DNA is the stuff of life.
Sentence2: chromosomes are the stuff of life.

Output: life


Input:
Sentence1: DNA is the stuff of life.
Sentence2: chromosomes are the stuff of life.

Output: of


Input:
Sentence1: DNA is the stuff of life.
Sentence2: chromosomes are the stuff of life.

Output: stuff


Input:
Sentence1: a magnet moving in a coil of copper wire can cause an electric current.
Sentence2: An electric current is a flow of electric charge.

Output: current


Input:
Sentence1: a magnet moving in a coil of copper wire can cause an electric current.
Sentence2: An electric current is a flow of electric charge.

Output: electric


Input:
Sentence1: Oil based lubricants can break down latex.
Sentence2: Oil based lubricants should not be used with condoms.

Output: Oil


Input:
Sentence1: Oil based lubricants can break down latex.
Sentence2: Oil based lubricants should not be used with condoms.

Output: based


Input:
Sentence1: Oil based lubricants can break down latex.
Sentence2: Oil based lubricants should not be used with condoms.

Output: lubricants


Input:
Sentence1: breaking apart rocks can cause debris.
Sentence2: Sledge hammers can be used to break especially hard ledges of rock.

Output: breaking


Input:
Sentence1: breaking apart rocks can cause debris.
Sentence2: Sledge hammers can be used to break especially hard ledges of rock.

Output: rocks


Input:
Sentence1: Some precipitation that falls on land may soak into the ground, becoming groundwater.
Sentence2: Springs can be fed from precipitation that soaks into the ground.

Output: ground


Input:
Sentence1: Some precipitation that falls on land may soak into the ground, becoming groundwater.
Sentence2: Springs can be fed from precipitation that soaks into the ground.

Output: precipitation


Input:
Sentence1: Some precipitation that falls on land may soak into the ground, becoming groundwater.
Sentence2: Springs can be fed from precipitation that soaks into the ground.

Output: soak


Input:
Sentence1: Secondary growth forms secondary vascular tissues and bark.
Sentence2: Trees have the ability to undergo secondary growth and produce a woody body.

Output: Secondary


Input:
Sentence1: Secondary growth forms secondary vascular tissues and bark.
Sentence2: Trees have the ability to undergo secondary growth and produce a woody body.

Output: growth


Input:
Sentence1: Most people turn to a doctor when they are ill or injured.
Sentence2: Bacteria can cause people to turn to a doctor.

Output: doctor


Input:
Sentence1: Most people turn to a doctor when they are ill or injured.
Sentence2: Bacteria can cause people to turn to a doctor.

Output: turn


Input:
Sentence1: Ants are of extreme importance in the insect world.
Sentence2: Some insects communicate with chemicals called pheromones.

Output: insect


Input:
Sentence1: Psychoactive drugs alter neurotransmitters in the brain.
Sentence2: Caffeine alters neurotransmitters in the brain.

Output: alter


Input:
Sentence1: Psychoactive drugs alter neurotransmitters in the brain.
Sentence2: Caffeine alters neurotransmitters in the brain.

Output: brain


Input:
Sentence1: Psychoactive drugs alter neurotransmitters in the brain.
Sentence2: Caffeine alters neurotransmitters in the brain.

Output: neurotransmitters


Input:
Sentence1: Babies that are very large or very small at birth are less likely to survive.
Sentence2: Survival is to live, to live means hope.

Output: survive


Input:
Sentence1: exercise has a positive impact on a human 's health.
Sentence2: All movement has a positive impact on a human's health.

Output: health


Input:
Sentence1: exercise has a positive impact on a human 's health.
Sentence2: All movement has a positive impact on a human's health.

Output: human


Input:
Sentence1: exercise has a positive impact on a human 's health.
Sentence2: All movement has a positive impact on a human's health.

Output: impact


Input:
Sentence1: exercise has a positive impact on a human 's health.
Sentence2: All movement has a positive impact on a human's health.

Output: positive


Input:
Sentence1: DNA replication is the process in which DNA is copied.
Sentence2: DNA replication occurs at replication forks .

Output: DNA


Input:
Sentence1: Insects are the most diverse organisms on earth, with equally diverse behavior.
Sentence2: most insects consume and are consumed by more than one species.

Output: Insects


Input:
Sentence1: electricity sometimes is used for heating buildings.
Sentence2: Resistors are used to convert energy into heat to heat buildings.

Output: buildings


Input:
Sentence1: electricity sometimes is used for heating buildings.
Sentence2: Resistors are used to convert energy into heat to heat buildings.

Output: heating


Input:
Sentence1: Water is made up of H2O molecules.
Sentence2: beads of h2o are formed by h2o vapor condensing.

Output: H2O


Input:
Sentence1: treating water is used to remove harmful substances before drinking.
Sentence2: treating water is used to remove harmful substances before hydration.

Output: harmful


Input:
Sentence1: treating water is used to remove harmful substances before drinking.
Sentence2: treating water is used to remove harmful substances before hydration.

Output: remove


Input:
Sentence1: treating water is used to remove harmful substances before drinking.
Sentence2: treating water is used to remove harmful substances before hydration.

Output: substances


Input:
Sentence1: treating water is used to remove harmful substances before drinking.
Sentence2: treating water is used to remove harmful substances before hydration.

Output: treating


Input:
Sentence1: treating water is used to remove harmful substances before drinking.
Sentence2: treating water is used to remove harmful substances before hydration.

Output: used


Input:
Sentence1: treating water is used to remove harmful substances before drinking.
Sentence2: treating water is used to remove harmful substances before hydration.

Output: water


Input:
Sentence1: chemical splashing can cause harm to humans.
Sentence2: Ozone is harmful to humans and crops.

Output: humans


Input:
Sentence1: Polygenic inheritance Polygenic traits are controlled by an unknown number of genes.
Sentence2: Skin color is inherited from a number of genes.

Output: genes


Input:
Sentence1: Polygenic inheritance Polygenic traits are controlled by an unknown number of genes.
Sentence2: Skin color is inherited from a number of genes.

Output: inheritance


Input:
Sentence1: Polygenic inheritance Polygenic traits are controlled by an unknown number of genes.
Sentence2: Skin color is inherited from a number of genes.

Output: number


Input:
Sentence1: All insects have heads, abdomens, and thoraxes, antennae, six legs, and wings.
Sentence2: All insects have wings that are part of the exoskeleton.

Output: All


Input:
Sentence1: All insects have heads, abdomens, and thoraxes, antennae, six legs, and wings.
Sentence2: All insects have wings that are part of the exoskeleton.

Output: have


Input:
Sentence1: All insects have heads, abdomens, and thoraxes, antennae, six legs, and wings.
Sentence2: All insects have wings that are part of the exoskeleton.

Output: insects


Input:
Sentence1: damming a river can cause a lake to form.
Sentence2: Damming a river can cause water ponding in a depression.

Output: cause


Input:
Sentence1: damming a river can cause a lake to form.
Sentence2: Damming a river can cause water ponding in a depression.

Output: damming


Input:
Sentence1: damming a river can cause a lake to form.
Sentence2: Damming a river can cause water ponding in a depression.

Output: river


Input:
Sentence1: Puberty is the period during which humans become sexually mature.
Sentence2: Before beginning sexual maturity, adolescents experience their highest nutritional demand since infancy.

Output: mature


Input:
Sentence1: Puberty is the period during which humans become sexually mature.
Sentence2: Before beginning sexual maturity, adolescents experience their highest nutritional demand since infancy.

Output: sexually


Input:
Sentence1: Wind speed is gauged with an anemometer.
Sentence2: anemometers gauge wind.

Output: Wind


Input:
Sentence1: electrical current running through a wire causes that wire to heat up.
Sentence2: An electrical current is a flow of electrons.

Output: current


Input:
Sentence1: electrical current running through a wire causes that wire to heat up.
Sentence2: An electrical current is a flow of electrons.

Output: electrical


Input:
Sentence1: landfills have a negative impact on the environment.
Sentence2: underground garbage has a negative impact on the environment.

Output: environment


Input:
Sentence1: landfills have a negative impact on the environment.
Sentence2: underground garbage has a negative impact on the environment.

Output: impact


Input:
Sentence1: landfills have a negative impact on the environment.
Sentence2: underground garbage has a negative impact on the environment.

Output: negative


Input:
Sentence1: a warm front causes cloudy and rainy weather.
Sentence2: Cirrus clouds can indicate the arrival of rainy weather.

Output: rainy


Input:
Sentence1: a warm front causes cloudy and rainy weather.
Sentence2: Cirrus clouds can indicate the arrival of rainy weather.

Output: weather


Input:
Sentence1: unequal heating of Earth 's surface by the Sun causes global wind patterns.
Sentence2: Wind is air that is moving across the surface of Earth.

Output: surface


Input:
Sentence1: plant reproduction requires pollination.
Sentence2: Bees aid in reproduction for many plants.

Output: plant


Input:
Sentence1: plant reproduction requires pollination.
Sentence2: Bees aid in reproduction for many plants.

Output: reproduction


Input:
Sentence1: Plants that shed their leaves seasonally each year are called deciduous plants.
Sentence2: Ginkgo biloba is deciduous.

Output: deciduous


Input:
Sentence1: a greenhouse is used to protect plants by keeping them warm.
Sentence2: a greenhouse is used to protect plants by keeping their temperature.

Output: greenhouse


Input:
Sentence1: a greenhouse is used to protect plants by keeping them warm.
Sentence2: a greenhouse is used to protect plants by keeping their temperature.

Output: keeping


Input:
Sentence1: a greenhouse is used to protect plants by keeping them warm.
Sentence2: a greenhouse is used to protect plants by keeping their temperature.

Output: plants


Input:
Sentence1: a greenhouse is used to protect plants by keeping them warm.
Sentence2: a greenhouse is used to protect plants by keeping their temperature.

Output: protect


Input:
Sentence1: a greenhouse is used to protect plants by keeping them warm.
Sentence2: a greenhouse is used to protect plants by keeping their temperature.

Output: used


Input:
Sentence1: a compass is used for determining direction.
Sentence2: magnets can be used to determine direction.

Output: determining


Input:
Sentence1: a compass is used for determining direction.
Sentence2: magnets can be used to determine direction.

Output: direction


Input:
Sentence1: wiring requires an electrical conductor.
Sentence2: Most electrical conductors, such as wires, are made of copper or gold.

Output: conductor


Input:
Sentence1: wiring requires an electrical conductor.
Sentence2: Most electrical conductors, such as wires, are made of copper or gold.

Output: electrical


Input:
Sentence1: Jellyfish and insects are invertebrates.
Sentence2: jellyfish have a nervous system.

Output: Jellyfish


Input:
Sentence1: All cnidarians are aquatic.
Sentence2: Aquatic animals moving through water are also subject to the principles of aerodynamics.

Output: aquatic


Input:
Sentence1: Cilia are structurally the same as flagella and are actually short flagella.
Sentence2: prokaryotes have cilia.

Output: Cilia


Input:
Sentence1: Telephone Telephone calls are expensive.
Sentence2: Communicating by transmitting sound is expensive.

Output: expensive


Input:
Sentence1: Reproduction is the process by which living things give rise to offspring.
Sentence2: Most people want to have children who are the biological offspring of both parents.

Output: offspring


Input:
Sentence1: Mass The base unit of mass is the gram.
Sentence2: A balance measures in grams.

Output: gram


Input:
Sentence1: if a tree falls then sunlight becomes available to the surrounding plants.
Sentence2: Oak trees are found throughout.

Output: tree


Input:
Sentence1: an organism requires energy for growth.
Sentence2: An organism requires ATP for growth.

Output: growth


Input:
Sentence1: an organism requires energy for growth.
Sentence2: An organism requires ATP for growth.

Output: organism


Input:
Sentence1: an organism requires energy for growth.
Sentence2: An organism requires ATP for growth.

Output: requires


Input:
Sentence1: Freckles are an autosomal recessive trait.
Sentence2: crossing two living things with freckles causes their offspring to have freckles.

Output: Freckles


Input:
Sentence1: Currents flow across the large bodies of water from continent to continent.
Sentence2: A ship is used to move people from continent to continent.

Output: continent


Input:
Sentence1: Anglers catch a wide variety of delicious fish and many eat the fish they catch.
Sentence2: a beak is used for eating fish by some birds.

Output: eat


Input:
Sentence1: Anglers catch a wide variety of delicious fish and many eat the fish they catch.
Sentence2: a beak is used for eating fish by some birds.

Output: fish


Input:
Sentence1: Fertilization occurs when sperm swim to an egg inside an archegonium.
Sentence2: fertilization occurs when sperm swim inside a single egg embedded in the prothallus.

Output: Fertilization


Input:
Sentence1: Fertilization occurs when sperm swim to an egg inside an archegonium.
Sentence2: fertilization occurs when sperm swim inside a single egg embedded in the prothallus.

Output: inside


Input:
Sentence1: Fertilization occurs when sperm swim to an egg inside an archegonium.
Sentence2: fertilization occurs when sperm swim inside a single egg embedded in the prothallus.

Output: occurs


Input:
Sentence1: Fertilization occurs when sperm swim to an egg inside an archegonium.
Sentence2: fertilization occurs when sperm swim inside a single egg embedded in the prothallus.

Output: sperm


Input:
Sentence1: Fertilization occurs when sperm swim to an egg inside an archegonium.
Sentence2: fertilization occurs when sperm swim inside a single egg embedded in the prothallus.

Output: swim


Input:
Sentence1: Climate influences plant growth, biodiversity, and adaptations of land organisms.
Sentence2: All plants are of bush type.

Output: plant


Input:
Sentence1: bees convert nectar into honey.
Sentence2: Bees change nectar in the beehive.

Output: bees


Input:
Sentence1: Bamboos are vigorous, rugged plants.
Sentence2: bamboo requires water for survival.

Output: Bamboos


Input:
Sentence1: Some receptors are free nerve endings.
Sentence2: free nerve endings can be found in the skin.

Output: endings


Input:
Sentence1: Some receptors are free nerve endings.
Sentence2: free nerve endings can be found in the skin.

Output: free


Input:
Sentence1: Some receptors are free nerve endings.
Sentence2: free nerve endings can be found in the skin.

Output: nerve


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: Electric generators convert mechanical energy into electric energy.

Output: electrical


Input:
Sentence1: a toaster converts electrical energy into heat energy for toasting.
Sentence2: Electric generators convert mechanical energy into electric energy.

Output: energy


Input:
Sentence1: oil is formed by layers of sediment pushing down on decomposing algae.
Sentence2: Fossil fuels like coal and oil are ancient biomass fuel.

Output: oil


Input:
Sentence1: An accounting period is simply a period of time.
Sentence2: seconds are used to measure a period.

Output: period


Input:
Sentence1: Genetic diseases are diseases that are inherited.
Sentence2: Cancer genes can be genetic.

Output: Genetic


Input:
Sentence1: Soil can be depleted of nutrients.
Sentence2: mineral particles and organic matter can be depleted of nutrients.

Output: depleted


Input:
Sentence1: Soil can be depleted of nutrients.
Sentence2: mineral particles and organic matter can be depleted of nutrients.

Output: nutrients


Input:
Sentence1: eyes are used for seeing by animals by sensing light.
Sentence2: Visible and invisible light is energy in the form of electromagnetic waves.

Output: light


Input:
Sentence1: Ants communicate with chemicals called pheromones.
Sentence2: ants communicate with subtle scents.

Output: Ants


Input:
Sentence1: Ants communicate with chemicals called pheromones.
Sentence2: ants communicate with subtle scents.

Output: communicate


Input:
Sentence1: Ants communicate with chemicals called pheromones.
Sentence2: ants communicate with subtle scents.

Output: with


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown  fungus for food.

Output: Humans


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown  fungus for food.

Output: and


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown  fungus for food.

Output: collected


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown  fungus for food.

Output: food


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown  fungus for food.

Output: for


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown  fungus for food.

Output: grown


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown  fungus for food.

Output: have


Input:
Sentence1: Temperature Temperature is an measurement of the amount of heat.
Sentence2: Climate is described as the measurement of heat.

Output: heat


Input:
Sentence1: Temperature Temperature is an measurement of the amount of heat.
Sentence2: Climate is described as the measurement of heat.

Output: measurement


Input:
Sentence1: Biofuels include ethanol, methanol, biodiesel, biocrude, and methane.
Sentence2: methane produces electricity when burned.

Output: methane


Input:
Sentence1: a tape measure is used to measure length.
Sentence2: A tape measure is used to see how long something is.

Output: measure


Input:
Sentence1: a tape measure is used to measure length.
Sentence2: A tape measure is used to see how long something is.

Output: tape


Input:
Sentence1: a tape measure is used to measure length.
Sentence2: A tape measure is used to see how long something is.

Output: used


Input:
Sentence1: Mechanical Energy- Mechanical energy is the energy of moving objects.
Sentence2: Automobile engines transform chemical energy into energy of moving objects.

Output: moving


Input:
Sentence1: Mechanical Energy- Mechanical energy is the energy of moving objects.
Sentence2: Automobile engines transform chemical energy into energy of moving objects.

Output: objects


Input:
Sentence1: high temperatures can cause an object to combust.
Sentence2: High temperatures can cause objects to explode.

Output: high


Input:
Sentence1: high temperatures can cause an object to combust.
Sentence2: High temperatures can cause objects to explode.

Output: object


Input:
Sentence1: high temperatures can cause an object to combust.
Sentence2: High temperatures can cause objects to explode.

Output: temperatures


Input:
Sentence1: Most genes contain the instructions for a single protein.
Sentence2: Most genes contain the instructions for protein destinations.

Output: Most


Input:
Sentence1: Most genes contain the instructions for a single protein.
Sentence2: Most genes contain the instructions for protein destinations.

Output: contain


Input:
Sentence1: Most genes contain the instructions for a single protein.
Sentence2: Most genes contain the instructions for protein destinations.

Output: genes


Input:
Sentence1: Most genes contain the instructions for a single protein.
Sentence2: Most genes contain the instructions for protein destinations.

Output: instructions


Input:
Sentence1: Kidney failure may be treated with dialysis.
Sentence2: Kidney failure may be treated by cleaning the blood with an artificial kidney.

Output: Kidney


Input:
Sentence1: Kidney failure may be treated with dialysis.
Sentence2: Kidney failure may be treated by cleaning the blood with an artificial kidney.

Output: failure


Input:
Sentence1: Kidney failure may be treated with dialysis.
Sentence2: Kidney failure may be treated by cleaning the blood with an artificial kidney.

Output: may


Input:
Sentence1: Kidney failure may be treated with dialysis.
Sentence2: Kidney failure may be treated by cleaning the blood with an artificial kidney.

Output: treated


Input:
Sentence1: Electrical particles in materials vibrate and accelerate.
Sentence2: hitting an object moves electric particles.

Output: Electrical


Input:
Sentence1: Electrical particles in materials vibrate and accelerate.
Sentence2: hitting an object moves electric particles.

Output: particles


Input:
Sentence1: Genes and chromosomes exist in pairs.
Sentence2: genes on the same pair are linked.

Output: pairs


Input:
Sentence1: Arteries carry blood away from our heart.
Sentence2: Oxygen-rich blood is carried away from our heart.

Output: away


Input:
Sentence1: Arteries carry blood away from our heart.
Sentence2: Oxygen-rich blood is carried away from our heart.

Output: carry


Input:
Sentence1: Arteries carry blood away from our heart.
Sentence2: Oxygen-rich blood is carried away from our heart.

Output: heart


Input:
Sentence1: Oxygen is essential for cellular respiration for all aerobic organisms.
Sentence2: arteries are essential for cellular respiration.

Output: cellular


Input:
Sentence1: Oxygen is essential for cellular respiration for all aerobic organisms.
Sentence2: arteries are essential for cellular respiration.

Output: respiration


Input:
Sentence1: Arthropods have a life cycle with sexual reproduction.
Sentence2: Arthropods have a life cycle with mixing genes up.

Output: Arthropods


Input:
Sentence1: Arthropods have a life cycle with sexual reproduction.
Sentence2: Arthropods have a life cycle with mixing genes up.

Output: cycle


Input:
Sentence1: Arthropods have a life cycle with sexual reproduction.
Sentence2: Arthropods have a life cycle with mixing genes up.

Output: life


Input:
Sentence1: Ejaculation occurs when muscle contractions propel sperm from the epididymes.
Sentence2: Male orgasm and ejaculation are inhibited.

Output: Ejaculation


Input:
Sentence1: when electricity flows to a light bulb , the light bulb will turn on.
Sentence2: water pumps can turn on light bulbs.

Output: bulb


Input:
Sentence1: when electricity flows to a light bulb , the light bulb will turn on.
Sentence2: water pumps can turn on light bulbs.

Output: light


Input:
Sentence1: when electricity flows to a light bulb , the light bulb will turn on.
Sentence2: water pumps can turn on light bulbs.

Output: on


Input:
Sentence1: when electricity flows to a light bulb , the light bulb will turn on.
Sentence2: water pumps can turn on light bulbs.

Output: turn


Input:
Sentence1: Many birds perform elaborate courtship dances.
Sentence2: Many birds perform dances before they mate.

Output: Many


Input:
Sentence1: Many birds perform elaborate courtship dances.
Sentence2: Many birds perform dances before they mate.

Output: birds


Input:
Sentence1: Many birds perform elaborate courtship dances.
Sentence2: Many birds perform dances before they mate.

Output: dances


Input:
Sentence1: Many birds perform elaborate courtship dances.
Sentence2: Many birds perform dances before they mate.

Output: perform


Input:
Sentence1: Many orchids are rewarding indoor plants.
Sentence2: orchids have a characteristic life cycle that includes alternation of generations.

Output: orchids


Input:
Sentence1: Macroevolution occurs over geologic time above the level of the species.
Sentence2: Macroevolution is simply microevolution extrapolated over longer periods of time.

Output: Macroevolution


Input:
Sentence1: when the seasons change from the summer to the fall , the amount of daylight will decrease.
Sentence2: when the seasons change from summer to autumn, the amount of daylight will decrease.

Output: amount


Input:
Sentence1: when the seasons change from the summer to the fall , the amount of daylight will decrease.
Sentence2: when the seasons change from summer to autumn, the amount of daylight will decrease.

Output: change


Input:
Sentence1: when the seasons change from the summer to the fall , the amount of daylight will decrease.
Sentence2: when the seasons change from summer to autumn, the amount of daylight will decrease.

Output: daylight


Input:
Sentence1: when the seasons change from the summer to the fall , the amount of daylight will decrease.
Sentence2: when the seasons change from summer to autumn, the amount of daylight will decrease.

Output: decrease


Input:
Sentence1: when the seasons change from the summer to the fall , the amount of daylight will decrease.
Sentence2: when the seasons change from summer to autumn, the amount of daylight will decrease.

Output: seasons


Input:
Sentence1: when the seasons change from the summer to the fall , the amount of daylight will decrease.
Sentence2: when the seasons change from summer to autumn, the amount of daylight will decrease.

Output: summer


Input:
Sentence1: Playing is just one of many ways that mammals and other animals learn how to behave.
Sentence2: Cats are Mammals that Shed Dogs are Mammals that Wag their tails.

Output: mammals


Input:
Sentence1: Insects can spread disease and destroy crops.
Sentence2: insects can destroy a farmer's stock in trade.

Output: Insects


Input:
Sentence1: Insects can spread disease and destroy crops.
Sentence2: insects can destroy a farmer's stock in trade.

Output: destroy


Input:
Sentence1: a plant requires sunlight to grow.
Sentence2: Vegetable plants grow better in full sunlight.

Output: plant


Input:
Sentence1: Hermit crabs use the shells of dead snails for homes.
Sentence2: Hermits crabs use dead snails shells as their place to live.

Output: Hermit


Input:
Sentence1: Hermit crabs use the shells of dead snails for homes.
Sentence2: Hermits crabs use dead snails shells as their place to live.

Output: crabs


Input:
Sentence1: Hermit crabs use the shells of dead snails for homes.
Sentence2: Hermits crabs use dead snails shells as their place to live.

Output: dead


Input:
Sentence1: Hermit crabs use the shells of dead snails for homes.
Sentence2: Hermits crabs use dead snails shells as their place to live.

Output: shells


Input:
Sentence1: Hermit crabs use the shells of dead snails for homes.
Sentence2: Hermits crabs use dead snails shells as their place to live.

Output: snails


Input:
Sentence1: Extinct animals include the dodo bird and the saber-toothed tiger.
Sentence2: The last dodo birds could not produce offspring.

Output: bird


Input:
Sentence1: Extinct animals include the dodo bird and the saber-toothed tiger.
Sentence2: The last dodo birds could not produce offspring.

Output: dodo


Input:
Sentence1: Trees are the largest of living things.
Sentence2: trees require energy for survival.

Output: Trees


Input:
Sentence1: Severe weather patterns and high winds can also cause localized damage.
Sentence2: movement of an air mass can cause localized damage.

Output: damage


Input:
Sentence1: Severe weather patterns and high winds can also cause localized damage.
Sentence2: movement of an air mass can cause localized damage.

Output: localized


Input:
Sentence1: Inside a greenhouse, it is the glass roof that creates the warmth.
Sentence2: glass can protect plants from cold.

Output: glass


Input:
Sentence1: hitting an object causes the particles in that object to vibrate.
Sentence2: Hitting an object causes the particles in it to accelerate.

Output: causes


Input:
Sentence1: hitting an object causes the particles in that object to vibrate.
Sentence2: Hitting an object causes the particles in it to accelerate.

Output: hitting


Input:
Sentence1: hitting an object causes the particles in that object to vibrate.
Sentence2: Hitting an object causes the particles in it to accelerate.

Output: object


Input:
Sentence1: hitting an object causes the particles in that object to vibrate.
Sentence2: Hitting an object causes the particles in it to accelerate.

Output: particles


Input:
Sentence1: information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring.
Sentence2: how traits are passed down, or inherited, is found in information in an organism's chromosomes.

Output: chromosomes


Input:
Sentence1: information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring.
Sentence2: how traits are passed down, or inherited, is found in information in an organism's chromosomes.

Output: information


Input:
Sentence1: information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring.
Sentence2: how traits are passed down, or inherited, is found in information in an organism's chromosomes.

Output: organism


Input:
Sentence1: Intelligence has survival value.
Sentence2: birds have a high survival value.

Output: survival


Input:
Sentence1: Intelligence has survival value.
Sentence2: birds have a high survival value.

Output: value


Input:
Sentence1: Annelids include earthworms and leeches.
Sentence2: earthworms have the amazing capacity to regrow segments that break off.

Output: earthworms


Input:
Sentence1: the vanes rotating in an electric fan causes air to move.
Sentence2: Output of the fan is varied by means of a series of adjustable vanes upstream of the impeller.

Output: vanes


Input:
Sentence1: riding a bike does not cause pollution.
Sentence2: riding a bike does not release particles.

Output: bike


Input:
Sentence1: riding a bike does not cause pollution.
Sentence2: riding a bike does not release particles.

Output: does


Input:
Sentence1: riding a bike does not cause pollution.
Sentence2: riding a bike does not release particles.

Output: not


Input:
Sentence1: riding a bike does not cause pollution.
Sentence2: riding a bike does not release particles.

Output: riding


Input:
Sentence1: If the pressure is reduced, the boiling point is lowered.
Sentence2: Less heating is required to make a liquid boil if the pressure is reduced.

Output: pressure


Input:
Sentence1: If the pressure is reduced, the boiling point is lowered.
Sentence2: Less heating is required to make a liquid boil if the pressure is reduced.

Output: reduced


Input:
Sentence1: Brains are for important tasks, like thinking.
Sentence2: fish can think.

Output: thinking


Input:
Sentence1: Distance is now measured in time .
Sentence2: seconds are used to measure distance.

Output: Distance


Input:
Sentence1: creating paper requires cutting down trees.
Sentence2: Reductions in paper production would help stop global warming.

Output: paper


Input:
Sentence1: boiling means change from a liquid into a gas by adding heat energy.
Sentence2: boiling changes a liquid into steam.

Output: liquid


Input:
Sentence1: Adult sponges produce eggs and sperm.
Sentence2: sponges are hermaphrodites.

Output: sponges


Input:
Sentence1: poisonous darts are used for defense by sea anemones.
Sentence2: a toxin is used for defense by sea anemones.

Output: anemones


Input:
Sentence1: poisonous darts are used for defense by sea anemones.
Sentence2: a toxin is used for defense by sea anemones.

Output: defense


Input:
Sentence1: poisonous darts are used for defense by sea anemones.
Sentence2: a toxin is used for defense by sea anemones.

Output: sea


Input:
Sentence1: Antibiotics Chlamydial infections are treated with an antibiotic.
Sentence2: Chlamydia is not caused by a virus.

Output: Chlamydial


Input:
Sentence1: seed dispersal has a positive impact on a plant.
Sentence2: fruits have a positive impact for plants.

Output: impact


Input:
Sentence1: seed dispersal has a positive impact on a plant.
Sentence2: fruits have a positive impact for plants.

Output: positive


Input:
Sentence1: Earth's Atmosphere Earth's atmosphere is the layer of gasses that surrounds the earth.
Sentence2: weather refers to the conditions in the layer of gasses that surrounds the earth.

Output: earth


Input:
Sentence1: Earth's Atmosphere Earth's atmosphere is the layer of gasses that surrounds the earth.
Sentence2: weather refers to the conditions in the layer of gasses that surrounds the earth.

Output: gasses


Input:
Sentence1: Earth's Atmosphere Earth's atmosphere is the layer of gasses that surrounds the earth.
Sentence2: weather refers to the conditions in the layer of gasses that surrounds the earth.

Output: layer


Input:
Sentence1: Earth's Atmosphere Earth's atmosphere is the layer of gasses that surrounds the earth.
Sentence2: weather refers to the conditions in the layer of gasses that surrounds the earth.

Output: surrounds


Input:
Sentence1: friction causes an object to lose energy.
Sentence2: Objects An object can be one of several things.

Output: object


Input:
Sentence1: Zygotes are diploid and undergo cell division to become an embryo.
Sentence2: Gametes then unite in fertilization and eventually become an embryo.

Output: become


Input:
Sentence1: Zygotes are diploid and undergo cell division to become an embryo.
Sentence2: Gametes then unite in fertilization and eventually become an embryo.

Output: embryo


Input:
Sentence1: stalactites are formed by deposition.
Sentence2: Chrissospilia is a cave with stalagmites and stalactites.

Output: stalactites


Input:
Sentence1: a plant requires sunlight for photosynthesis.
Sentence2: They make their own food through photosynthesis.

Output: photosynthesis


Input:
Sentence1: Insects may live in large colonies and have complex social behaviors.
Sentence2: All termites are social insects.

Output: Insects


Input:
Sentence1: Cancer is an example of a mutation in cells.
Sentence2: Mutation can cause growth out of control.

Output: mutation


Input:
Sentence1: All dogs are animals .
Sentence2: harming dogs has a negative impact on their population size.

Output: dogs


Input:
Sentence1: adding salt to a liquid decreases the melting point of that liquid.
Sentence2: Increasing the density of water decreases its melting point.

Output: decreases


Input:
Sentence1: adding salt to a liquid decreases the melting point of that liquid.
Sentence2: Increasing the density of water decreases its melting point.

Output: melting


Input:
Sentence1: adding salt to a liquid decreases the melting point of that liquid.
Sentence2: Increasing the density of water decreases its melting point.

Output: point


Input:
Sentence1: a plant requires nutrients to grow.
Sentence2: elms require nutrients to grow.

Output: grow


Input:
Sentence1: a plant requires nutrients to grow.
Sentence2: elms require nutrients to grow.

Output: nutrients


Input:
Sentence1: a plant requires nutrients to grow.
Sentence2: elms require nutrients to grow.

Output: requires


Input:
Sentence1: Vesicle transport requires energy, so it is also a form of active transport.
Sentence2: Vesicle transport requires energy for movement of substances against a chemical gradient.

Output: Vesicle


Input:
Sentence1: Vesicle transport requires energy, so it is also a form of active transport.
Sentence2: Vesicle transport requires energy for movement of substances against a chemical gradient.

Output: energy


Input:
Sentence1: Vesicle transport requires energy, so it is also a form of active transport.
Sentence2: Vesicle transport requires energy for movement of substances against a chemical gradient.

Output: requires


Input:
Sentence1: Vesicle transport requires energy, so it is also a form of active transport.
Sentence2: Vesicle transport requires energy for movement of substances against a chemical gradient.

Output: transport


Input:
Sentence1: Autotrophs are also called producers.
Sentence2: Producers start food chains .

Output: producers


Input:
Sentence1: the Earth being tilted on its rotating axis causes seasons.
Sentence2: The Earth being tilted on its rotating axis causes the weather to change.

Output: Earth


Input:
Sentence1: the Earth being tilted on its rotating axis causes seasons.
Sentence2: The Earth being tilted on its rotating axis causes the weather to change.

Output: axis


Input:
Sentence1: the Earth being tilted on its rotating axis causes seasons.
Sentence2: The Earth being tilted on its rotating axis causes the weather to change.

Output: being


Input:
Sentence1: the Earth being tilted on its rotating axis causes seasons.
Sentence2: The Earth being tilted on its rotating axis causes the weather to change.

Output: its


Input:
Sentence1: the Earth being tilted on its rotating axis causes seasons.
Sentence2: The Earth being tilted on its rotating axis causes the weather to change.

Output: on


Input:
Sentence1: the Earth being tilted on its rotating axis causes seasons.
Sentence2: The Earth being tilted on its rotating axis causes the weather to change.

Output: rotating


Input:
Sentence1: the Earth being tilted on its rotating axis causes seasons.
Sentence2: The Earth being tilted on its rotating axis causes the weather to change.

Output: tilted


Input:
Sentence1: Annelids have the amazing capacity to regrow segments that break off.
Sentence2: Earthworms can regrow segments that break off.

Output: break


Input:
Sentence1: Annelids have the amazing capacity to regrow segments that break off.
Sentence2: Earthworms can regrow segments that break off.

Output: regrow


Input:
Sentence1: Annelids have the amazing capacity to regrow segments that break off.
Sentence2: Earthworms can regrow segments that break off.

Output: segments


Input:
Sentence1: the Earth revolving around the Sun causes the seasons to change on its axis.
Sentence2: Because the daylight changes with the seasons, ActiveEarth does, too.

Output: seasons


Input:
Sentence1: Sensory Nerve Endings are in involved in sensory reception.
Sentence2: The sensory system is used in feeling heat.

Output: Sensory


Input:
Sentence1: An allergy is a reaction to a substance the body recognizes as foreign.
Sentence2: Antigens are molecules that can cause an allergy.

Output: An


Input:
Sentence1: An allergy is a reaction to a substance the body recognizes as foreign.
Sentence2: Antigens are molecules that can cause an allergy.

Output: allergy


Input:
Sentence1: vein deposits of gold and silver are formed by igneous intrusion.
Sentence2: vein deposits of precious metals are formed by igneous intrusion.

Output: deposits


Input:
Sentence1: vein deposits of gold and silver are formed by igneous intrusion.
Sentence2: vein deposits of precious metals are formed by igneous intrusion.

Output: formed


Input:
Sentence1: vein deposits of gold and silver are formed by igneous intrusion.
Sentence2: vein deposits of precious metals are formed by igneous intrusion.

Output: igneous


Input:
Sentence1: vein deposits of gold and silver are formed by igneous intrusion.
Sentence2: vein deposits of precious metals are formed by igneous intrusion.

Output: intrusion


Input:
Sentence1: vein deposits of gold and silver are formed by igneous intrusion.
Sentence2: vein deposits of precious metals are formed by igneous intrusion.

Output: vein


Input:
Sentence1: Cynodonts became more mammal-like as they continued to evolve.
Sentence2: therapsids became more mammal-like as they evolved.

Output: became


Input:
Sentence1: Cynodonts became more mammal-like as they continued to evolve.
Sentence2: therapsids became more mammal-like as they evolved.

Output: evolve


Input:
Sentence1: Cynodonts became more mammal-like as they continued to evolve.
Sentence2: therapsids became more mammal-like as they evolved.

Output: mammal-like


Input:
Sentence1: Molecules of DNA are encoded with instructions that tell cells what to do.
Sentence2: Genes are discrete units of information that tell cells what to do.

Output: cells


Input:
Sentence1: Molecules of DNA are encoded with instructions that tell cells what to do.
Sentence2: Genes are discrete units of information that tell cells what to do.

Output: tell


Input:
Sentence1: an organism requires energy for growth.
Sentence2: plants require energy for growth.

Output: energy


Input:
Sentence1: an organism requires energy for growth.
Sentence2: plants require energy for growth.

Output: growth


Input:
Sentence1: an organism requires energy for growth.
Sentence2: plants require energy for growth.

Output: requires


Input:
Sentence1: a tape measure is used to measure length.
Sentence2: a tape measure is used to measure what uses the base unit in the metric system is the meter .

Output: measure


Input:
Sentence1: a tape measure is used to measure length.
Sentence2: a tape measure is used to measure what uses the base unit in the metric system is the meter .

Output: tape


Input:
Sentence1: Some arthropods have special excretory structures.
Sentence2: Insects have special excretory structures.

Output: excretory


Input:
Sentence1: Some arthropods have special excretory structures.
Sentence2: Insects have special excretory structures.

Output: special


Input:
Sentence1: Some arthropods have special excretory structures.
Sentence2: Insects have special excretory structures.

Output: structures


Input:
Sentence1: Mammals breathe with the help of a diaphragm.
Sentence2: Mammals breathe with the help of a muscle below the lungs.

Output: Mammals


Input:
Sentence1: Mammals breathe with the help of a diaphragm.
Sentence2: Mammals breathe with the help of a muscle below the lungs.

Output: breathe


Input:
Sentence1: Mammals breathe with the help of a diaphragm.
Sentence2: Mammals breathe with the help of a muscle below the lungs.

Output: help


Input:
Sentence1: Boiling water can cause burns.
Sentence2: heating water can cause burns.

Output: water


Input:
Sentence1: Birds evolved from a group of bipedal dinosaurs called theropods.
Sentence2: Birds evolved from a group of bipedal dinosaurs that included Dromaeosaurs.

Output: Birds


Input:
Sentence1: Birds evolved from a group of bipedal dinosaurs called theropods.
Sentence2: Birds evolved from a group of bipedal dinosaurs that included Dromaeosaurs.

Output: bipedal


Input:
Sentence1: Birds evolved from a group of bipedal dinosaurs called theropods.
Sentence2: Birds evolved from a group of bipedal dinosaurs that included Dromaeosaurs.

Output: dinosaurs


Input:
Sentence1: Birds evolved from a group of bipedal dinosaurs called theropods.
Sentence2: Birds evolved from a group of bipedal dinosaurs that included Dromaeosaurs.

Output: evolved


Input:
Sentence1: Birds evolved from a group of bipedal dinosaurs called theropods.
Sentence2: Birds evolved from a group of bipedal dinosaurs that included Dromaeosaurs.

Output: group


Input:
Sentence1: Many plants respond to the days growing shorter in the fall by going dormant.
Sentence2: Many plants respond to the days growing shorter in the fall by being moved.

Output: Many


Input:
Sentence1: Many plants respond to the days growing shorter in the fall by going dormant.
Sentence2: Many plants respond to the days growing shorter in the fall by being moved.

Output: days


Input:
Sentence1: Many plants respond to the days growing shorter in the fall by going dormant.
Sentence2: Many plants respond to the days growing shorter in the fall by being moved.

Output: fall


Input:
Sentence1: Many plants respond to the days growing shorter in the fall by going dormant.
Sentence2: Many plants respond to the days growing shorter in the fall by being moved.

Output: growing


Input:
Sentence1: Many plants respond to the days growing shorter in the fall by going dormant.
Sentence2: Many plants respond to the days growing shorter in the fall by being moved.

Output: plants


Input:
Sentence1: Many plants respond to the days growing shorter in the fall by going dormant.
Sentence2: Many plants respond to the days growing shorter in the fall by being moved.

Output: respond


Input:
Sentence1: Many plants respond to the days growing shorter in the fall by going dormant.
Sentence2: Many plants respond to the days growing shorter in the fall by being moved.

Output: shorter


Input:
Sentence1: Drought can be caused by less than normal rainfall.
Sentence2: lack of moisture in the air causes Drought.

Output: Drought


Input:
Sentence1: Balanced eating is a way of eating that promotes good health.
Sentence2: When eating in any situation, try to balance variety with a small portion.

Output: Balanced


Input:
Sentence1: An increase in temperature increases the volume.
Sentence2: friction can cause an increase in volume.

Output: increases


Input:
Sentence1: An increase in temperature increases the volume.
Sentence2: friction can cause an increase in volume.

Output: volume


Input:
Sentence1: Ferns are vascular plants.
Sentence2: when a fern grows, its size of leaves may increase.

Output: Ferns


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown types of fungus for food for thousands of years.

Output: Humans


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown types of fungus for food for thousands of years.

Output: collected


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown types of fungus for food for thousands of years.

Output: food


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown types of fungus for food for thousands of years.

Output: grown


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown types of fungus for food for thousands of years.

Output: thousands


Input:
Sentence1: Humans have collected and grown mushrooms for food for thousands of years.
Sentence2: Humans have collected and grown types of fungus for food for thousands of years.

Output: years


Input:
Sentence1: Ants use receptors on their antennae to follow recruitment pheromone trails.
Sentence2: Somei insects  communicate with chemicals detected by their antennae to communicate.

Output: antennae


Input:
Sentence1: How erosion builds mountains.
Sentence2: rain can build mountians.

Output: builds


Input:
Sentence1: How erosion builds mountains.
Sentence2: rain can build mountians.

Output: mountains


Input:
Sentence1: Foam type insulations require an overlay board insulation.
Sentence2: foam materials can be used to keep warm.

Output: Foam


Input:
Sentence1: the sun causes water to evaporate more quickly by adding heat.
Sentence2: The Water Cycle Evaporated water condenses to form clouds.

Output: evaporate


Input:
Sentence1: the sun causes water to evaporate more quickly by adding heat.
Sentence2: The Water Cycle Evaporated water condenses to form clouds.

Output: water


Input:
Sentence1: protein is used to repair cells by the human body.
Sentence2: Cells need protein to live.

Output: protein


Input:
Sentence1: a plants require water for survival.
Sentence2: Legumes are typical of that type of plant.

Output: plants


Input:
Sentence1: Bird beaks are generally adapted for the food they eat.
Sentence2: Bird beaks are often adapted for eating fish.

Output: Bird


Input:
Sentence1: Bird beaks are generally adapted for the food they eat.
Sentence2: Bird beaks are often adapted for eating fish.

Output: adapted


Input:
Sentence1: Bird beaks are generally adapted for the food they eat.
Sentence2: Bird beaks are often adapted for eating fish.

Output: beaks


Input:
Sentence1: a solution is formed by one substance being dissolved in another substance.
Sentence2: A homogenous mixture is formed when one substance dissolves in another.

Output: dissolved


Input:
Sentence1: a solution is formed by one substance being dissolved in another substance.
Sentence2: A homogenous mixture is formed when one substance dissolves in another.

Output: formed


Input:
Sentence1: a solution is formed by one substance being dissolved in another substance.
Sentence2: A homogenous mixture is formed when one substance dissolves in another.

Output: substance


Input:
Sentence1: An earthquake may cause folding of the layers.
Sentence2: The Himalayas were formed by earthquakes.

Output: earthquake


Input:
Sentence1: Hagfish are noted for secreting large amounts of thick, slimy mucus.
Sentence2: Hagfish are noted for secreting large amounts of mucus where bacteria then thrive.

Output: Hagfish


Input:
Sentence1: Hagfish are noted for secreting large amounts of thick, slimy mucus.
Sentence2: Hagfish are noted for secreting large amounts of mucus where bacteria then thrive.

Output: amounts


Input:
Sentence1: Hagfish are noted for secreting large amounts of thick, slimy mucus.
Sentence2: Hagfish are noted for secreting large amounts of mucus where bacteria then thrive.

Output: large


Input:
Sentence1: Hagfish are noted for secreting large amounts of thick, slimy mucus.
Sentence2: Hagfish are noted for secreting large amounts of mucus where bacteria then thrive.

Output: mucus


Input:
Sentence1: Hagfish are noted for secreting large amounts of thick, slimy mucus.
Sentence2: Hagfish are noted for secreting large amounts of mucus where bacteria then thrive.

Output: noted


Input:
Sentence1: Hagfish are noted for secreting large amounts of thick, slimy mucus.
Sentence2: Hagfish are noted for secreting large amounts of mucus where bacteria then thrive.

Output: secreting


Input:
Sentence1: Centrioles are organelles involved in cell division.
Sentence2: Centrioles come in pairs.

Output: Centrioles


Input:
Sentence1: All electrons contain energy.
Sentence2: plasma is formed using energy.

Output: energy


Input:
Sentence1: seeing requires light.
Sentence2: Eyes require light shining into it.

Output: light


Input:
Sentence1: Plants that have adapted by altering their physical structure are called xerophytes .
Sentence2: Xerophytes change their physical structure to adapt to dry environments.

Output: adapted


Input:
Sentence1: Plants that have adapted by altering their physical structure are called xerophytes .
Sentence2: Xerophytes change their physical structure to adapt to dry environments.

Output: physical


Input:
Sentence1: Plants that have adapted by altering their physical structure are called xerophytes .
Sentence2: Xerophytes change their physical structure to adapt to dry environments.

Output: structure


Input:
Sentence1: Copper is an essential mineral.
Sentence2: Copper is a chemical element that is essential for body processes.

Output: Copper


Input:
Sentence1: Copper is an essential mineral.
Sentence2: Copper is a chemical element that is essential for body processes.

Output: essential


Input:
Sentence1: If an antigen causes cancer, it is referred to as a pathogen.
Sentence2: antigens are also pathogens.

Output: pathogen


Input:
Sentence1: All plants are eukaryotes.
Sentence2: Viruses are not plants.

Output: plants


Input:
Sentence1: Terrestrial arthropods have an excretory system that conserves water and eliminates waste.
Sentence2: Some animals have excretory structures that conserve water and elminate waste.

Output: conserves


Input:
Sentence1: Terrestrial arthropods have an excretory system that conserves water and eliminates waste.
Sentence2: Some animals have excretory structures that conserve water and elminate waste.

Output: eliminates


Input:
Sentence1: Terrestrial arthropods have an excretory system that conserves water and eliminates waste.
Sentence2: Some animals have excretory structures that conserve water and elminate waste.

Output: waste


Input:
Sentence1: Terrestrial arthropods have an excretory system that conserves water and eliminates waste.
Sentence2: Some animals have excretory structures that conserve water and elminate waste.

Output: water


Input:
Sentence1: Arthropods are animals with external skeletons and jointed legs.
Sentence2: Most animals with external skeletons and jointed legs are insects.

Output: animals


Input:
Sentence1: Arthropods are animals with external skeletons and jointed legs.
Sentence2: Most animals with external skeletons and jointed legs are insects.

Output: external


Input:
Sentence1: Arthropods are animals with external skeletons and jointed legs.
Sentence2: Most animals with external skeletons and jointed legs are insects.

Output: jointed


Input:
Sentence1: Arthropods are animals with external skeletons and jointed legs.
Sentence2: Most animals with external skeletons and jointed legs are insects.

Output: legs


Input:
Sentence1: Arthropods are animals with external skeletons and jointed legs.
Sentence2: Most animals with external skeletons and jointed legs are insects.

Output: skeletons


Input:
Sentence1: blowing air into a whistle causes air to vibrate inside the whistle.
Sentence2: blowing air into a whistle causes a sound source.

Output: air


Input:
Sentence1: blowing air into a whistle causes air to vibrate inside the whistle.
Sentence2: blowing air into a whistle causes a sound source.

Output: blowing


Input:
Sentence1: blowing air into a whistle causes air to vibrate inside the whistle.
Sentence2: blowing air into a whistle causes a sound source.

Output: causes


Input:
Sentence1: blowing air into a whistle causes air to vibrate inside the whistle.
Sentence2: blowing air into a whistle causes a sound source.

Output: into


Input:
Sentence1: blowing air into a whistle causes air to vibrate inside the whistle.
Sentence2: blowing air into a whistle causes a sound source.

Output: whistle


Input:
Sentence1: Consumers are heterotrophs that feed on tissues of other organisms.
Sentence2: Heterotrophs may eat other organisms at more than one trophic level.

Output: heterotrophs


Input:
Sentence1: Consumers are heterotrophs that feed on tissues of other organisms.
Sentence2: Heterotrophs may eat other organisms at more than one trophic level.

Output: organisms


Input:
Sentence1: Cells vary in size as well as shape, but all cells are very small.
Sentence2: Neurons are very small in size.

Output: size


Input:
Sentence1: Cells vary in size as well as shape, but all cells are very small.
Sentence2: Neurons are very small in size.

Output: small


Input:
Sentence1: Cells vary in size as well as shape, but all cells are very small.
Sentence2: Neurons are very small in size.

Output: very


Input:
Sentence1: Viruses cannot reproduce by themselves.
Sentence2: Herpes simplex virus is one member in the herpes group of viruses.

Output: Viruses


Input:
Sentence1: Some species of reptiles can go several weeks between meals.
Sentence2: Meat-eating reptiles can live with any source of light, natural or artificial.

Output: reptiles


Input:
Sentence1: For instance, in the forest, plants use sunlight and soil nutrients to grow.
Sentence2: earthworms help plants grow.

Output: grow


Input:
Sentence1: For instance, in the forest, plants use sunlight and soil nutrients to grow.
Sentence2: earthworms help plants grow.

Output: plants


Input:
Sentence1: a cavern is formed by carbonic acid in groundwater seeping through rock and dissolving limestone.
Sentence2: Limestone caves are formed when acids attack and dissolve the calcite in limestone.

Output: formed


Input:
Sentence1: Slime molds are fungus-like protists commonly found on rotting logs and compost.
Sentence2: Protists Protists are single-celled organisms.

Output: protists


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: appear


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: bigger


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: making


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: see


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: small


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: them


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: things


Input:
Sentence1: microscope is used to see small things by biologists by making them appear bigger.
Sentence2: Hand lenses or magnifying glasses are used to see small things to make them appear bigger.

Output: used


Input:
Sentence1: Some viruses live in a dormant state inside the body.
Sentence2: True influenza is caused by one of the influenza viruses.

Output: viruses


Input:
Sentence1: Bone is less flexible than cartilage but stronger.
Sentence2: Sharks have a cartilage skeleton.

Output: cartilage


Input:
Sentence1: Marine species live mainly in shallow coastal waters.
Sentence2: Killer whales are a marine species.

Output: Marine


Input:
Sentence1: Marine species live mainly in shallow coastal waters.
Sentence2: Killer whales are a marine species.

Output: species


Input:
Sentence1: If it is a sensory nerve cell, it can cause the brain to experience pain.
Sentence2: stimuli can cause the brain to feel pain.

Output: pain


Input:
Sentence1: Perhaps the most important of the senses is sight.
Sentence2: better sight has a positive impact on an animal's survival.

Output: sight


Input:
Sentence1: Cows are social animals.
Sentence2: when a cow moves, chemical energy is converted to mechanical energy.

Output: Cows


Input:
Sentence1: Sweat is made of salt and water.
Sentence2: The evaporation of water from the skin cools the body.

Output: water


Input:
Sentence1: information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring.
Sentence2: Females with Stills carry the trait on both X chromosomes.

Output: chromosomes


Input:
Sentence1: astronauts require preserved food for extended flights.
Sentence2: Space travel is for trained astronauts only.

Output: astronauts


Input:
Sentence1: erosion causes a river to become deeper and wider.
Sentence2: Fertile topsoil is then lost in erosion.

Output: erosion


Input:
Sentence1: Animal migration is mystery of nature.
Sentence2: natural disasters can cause migration.

Output: migration


Input:
Sentence1: Weather refers to the conditions of the atmosphere from day to day.
Sentence2: Weather refers to the conditions such as rain from day to day.

Output: Weather


Input:
Sentence1: Weather refers to the conditions of the atmosphere from day to day.
Sentence2: Weather refers to the conditions such as rain from day to day.

Output: conditions


Input:
Sentence1: Weather refers to the conditions of the atmosphere from day to day.
Sentence2: Weather refers to the conditions such as rain from day to day.

Output: day


Input:
Sentence1: Weather refers to the conditions of the atmosphere from day to day.
Sentence2: Weather refers to the conditions such as rain from day to day.

Output: refers


Input:
Sentence1: Males produce 'pheromones' to attract females.
Sentence2: Male dogs use something that attracts females in urine to mark their territory.

Output: attract


Input:
Sentence1: Males produce 'pheromones' to attract females.
Sentence2: Male dogs use something that attracts females in urine to mark their territory.

Output: females


Input:
Sentence1: a sandbar is formed by water moving sediment downstream.
Sentence2: Sandbars are preferred nesting habitat.

Output: sandbar


Input:
Sentence1: Energy enters ecosystems in the form of sunlight or chemical compounds.
Sentence2: Sunlight is composed of photons, or particles of solar energy.

Output: sunlight


Input:
Sentence1: Chloroplasts are organelles that are found in the cells of plants and algae.
Sentence2: Organelles contain photosynethic pigments.

Output: organelles


Input:
Sentence1: Once sperm is deposited in the vagina , it travels through the cervix and into the Fallopian tubes.
Sentence2: Sperm travels through the cervix and into the Fallopian tubes after sexual intercourse.

Output: Fallopian


Input:
Sentence1: Once sperm is deposited in the vagina , it travels through the cervix and into the Fallopian tubes.
Sentence2: Sperm travels through the cervix and into the Fallopian tubes after sexual intercourse.

Output: cervix


Input:
Sentence1: Once sperm is deposited in the vagina , it travels through the cervix and into the Fallopian tubes.
Sentence2: Sperm travels through the cervix and into the Fallopian tubes after sexual intercourse.

Output: the


Input:
Sentence1: Once sperm is deposited in the vagina , it travels through the cervix and into the Fallopian tubes.
Sentence2: Sperm travels through the cervix and into the Fallopian tubes after sexual intercourse.

Output: tubes


Input:
Sentence1: Of course, computers are electronic devices, and as such, they deal in electrical terms.
Sentence2: Electricity is used for energy by computers.

Output: computers


Input:
Sentence1: Plants have specialized reproductive organs.
Sentence2: Flowers are a plant's reproductive organs.

Output: Plants


Input:
Sentence1: Plants have specialized reproductive organs.
Sentence2: Flowers are a plant's reproductive organs.

Output: organs


Input:
Sentence1: bacteria can cause people to become ill.
Sentence2: bacteria can be infectious and cause people to need recovery.

Output: bacteria


Input:
Sentence1: bacteria can cause people to become ill.
Sentence2: bacteria can be infectious and cause people to need recovery.

Output: can


Input:
Sentence1: bacteria can cause people to become ill.
Sentence2: bacteria can be infectious and cause people to need recovery.

Output: cause


Input:
Sentence1: Absorption of nutrients occurs mainly in the small intestine.
Sentence2: Diarrhea reduces funtcion that occurs mainly in the small intestine.

Output: intestine


Input:
Sentence1: Absorption of nutrients occurs mainly in the small intestine.
Sentence2: Diarrhea reduces funtcion that occurs mainly in the small intestine.

Output: mainly


Input:
Sentence1: Absorption of nutrients occurs mainly in the small intestine.
Sentence2: Diarrhea reduces funtcion that occurs mainly in the small intestine.

Output: occurs


Input:
Sentence1: Absorption of nutrients occurs mainly in the small intestine.
Sentence2: Diarrhea reduces funtcion that occurs mainly in the small intestine.

Output: small


Input:
Sentence1: Most water comes from precipitation.
Sentence2: aquatic animals require precipitation to survive.

Output: precipitation


Input:
Sentence1: Bats are mammals that fly.
Sentence2: Bats have Hair which is a fiber.

Output: Bats


Input:
Sentence1: Organisms that live in marine biomes must be adapted to the salt in the water.
Sentence2: Most of the water on the planet is salt water in the oceans.

Output: salt


Input:
Sentence1: if an object is kicked then force is exerted on that object.
Sentence2: Acceleration of an object is proportional to the force acting on that object.

Output: force


Input:
Sentence1: Acetate kinase is found in microbes of the bacteria and archaea domains.
Sentence2: Acetate kinase is found in one of the domains that scientists still know relatively little about.

Output: Acetate


Input:
Sentence1: Acetate kinase is found in microbes of the bacteria and archaea domains.
Sentence2: Acetate kinase is found in one of the domains that scientists still know relatively little about.

Output: domains


Input:
Sentence1: Acetate kinase is found in microbes of the bacteria and archaea domains.
Sentence2: Acetate kinase is found in one of the domains that scientists still know relatively little about.

Output: found


Input:
Sentence1: Acetate kinase is found in microbes of the bacteria and archaea domains.
Sentence2: Acetate kinase is found in one of the domains that scientists still know relatively little about.

Output: kinase


Input:
Sentence1: intense heat has a negative impact on an organism.
Sentence2: intense heat has a negative impact on plants.

Output: heat


Input:
Sentence1: intense heat has a negative impact on an organism.
Sentence2: intense heat has a negative impact on plants.

Output: impact


Input:
Sentence1: intense heat has a negative impact on an organism.
Sentence2: intense heat has a negative impact on plants.

Output: intense


Input:
Sentence1: intense heat has a negative impact on an organism.
Sentence2: intense heat has a negative impact on plants.

Output: negative


Input:
Sentence1: cycles of freezing and thawing water cause ice wedging.
Sentence2: An ordinary ice road is therefore severely damaged by cracks induced by the traffic.

Output: ice


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: are


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: curing


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: for


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: people


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: sick


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: they


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: used


Input:
Sentence1: medicine is used for curing people when they are sick.
Sentence2: ibuprofen is used for curing people when they are sick.

Output: when