TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair contradict 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 girl in a plaid shirt is jumping in front of a bench. Sentence 2: A girl jumps in front of a bench.

SOLUTION: A girl jumps off the high dive.

PROBLEM: Sentence 1: A man with a name tag on is sitting in a chair. Sentence 2: A man has a name tag

SOLUTION: A man is sleeping.

PROBLEM: Sentence 1: A crowd of people walking along a busy street. Sentence 2: There are people outside.

SOLUTION:
The couple walks down the deserted road.