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 woman and a girl sit by a tree-shaded creek. Sentence 2: The creek is shadowed by a tree.

SOLUTION: The Oak tree stands in the middle of a barren field.

PROBLEM: Sentence 1: A black man in a white cap and tank top lean over a wooden work area with an engraving tool in his hand among other tools. Sentence 2: The man carries tools near a worksite.

SOLUTION: A man jumps off a bridge.

PROBLEM: Sentence 1: A man is doing tricks on a bicycle on ramps in front of a crowd. Sentence 2: The man is performing for the crowd.

SOLUTION:
The man is about to fall very hard.