sentence2_structure: The end of a pine tree branch<>bears<>the male cones that produce pollen$$$the male cones<>produce<>pollen
sentence1: As an adult, mature tree, the pine produces two different types of cones, pollen cones (male) and ovulate cones (female).
sentence2: The end of a pine tree branch bears the male cones that produce pollen.
question: The end of a pine tree branch bears the male cones that produce what?