TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with each other. Generated sentences must be short, with less than 15 words. New information can be introduced. Avoid using pronouns to confuse the subject of the sentence.
PROBLEM: Sentence 1: A man wearing white shorts is riding a watercraft vehicle. Sentence 2: Guy in slacks riding a bicycle.

SOLUTION: Guy in shorts riding on the water.

PROBLEM: Sentence 1: A man is sitting on an upturned white bucket playing a banjo. Sentence 2: There is a woman playing piano inside.

SOLUTION: There is a man playing a banjo.

PROBLEM: Sentence 1: A little boy feeding a deer from the other side of a fence. Sentence 2: A little boy is learning how to ride a bike without training wheels.

SOLUTION:
A little boy is at a petting zoo.