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 man wearing colorful clothing and white sunglasses is playing a large drum with his hands. Sentence 2: The man is near a drum.

SOLUTION: The man begins to play the guitar.

PROBLEM: Sentence 1: A man is helping another man after a fall on the street. Sentence 2: The man is behind a good samaritan by helping another man.

SOLUTION: The man never fell.

PROBLEM: Sentence 1: The substance the man has excreted from his mouth has caught aflame. Sentence 2: The man breathed fire

SOLUTION:
The man breathed water