TASK DEFINITION: In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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 man in red shorts lifts his leg to kick another man in white shorts during a boxing match. Sentence 2: A man is winning a boxing match.

SOLUTION: A man is having a boxing match.

PROBLEM: Sentence 1: Man in a white shirt jumping toward a brick wall. Sentence 2: A man jumps toward a wall to catch the ball

SOLUTION: A man jumping toward a wall

PROBLEM: Sentence 1: a rock climber Sentence 2: a woman scaling a cliff face

SOLUTION:
a person climbing rocks