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.

[EX Q]: Sentence 1: One girl is standing on the street, and the other is crouching looking at something on the ground. Sentence 2: A girl is preoccupied with something on the ground.
[EX A]: A teacher is talking to her classroom.

[EX Q]: Sentence 1: A woman in a green shirt running a race. Sentence 2: A woman a shirt, that's green, is running a race.
[EX A]: There is a skydiver free falling on a sunny afternoon.

[EX Q]: Sentence 1: Two boys' football teams compete on the field. Sentence 2: Two boys' football teams compete.
[EX A]:
The girls played soccer.