Sentence 1: One day the Johnson family went to the aquarium. 
 Sentence 3: Then they saw some tropical fish 
 Sentence 4:  Finally they went to the dolphin show 
 Sentence 5:  They had a super fun day 
 Option 1: First they saw the adorable penguins. 
 Option 2: First they saw the dolphins show featuring the adorable penguins.