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: Two costumed women holding a poster entitled "prom night". Sentence 2: Two women are in costume.

SOLUTION: 'Anaconda' cosplayers are holding a giant snake at the convention.

PROBLEM: Sentence 1: Two white guys are playing video games in their dorm. Sentence 2: Two guys playing games at college.

SOLUTION: The two black guys are playing video games at a store.

PROBLEM: Sentence 1: A man with black hair is looking at a plate of watermelons that a woman with brown hair is holding. Sentence 2: A dog stares at some fruit from a woman.

SOLUTION:
A dog wants to catch apples from trees.