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 biker in uniform suspended in air in front of a crowd of people. Sentence 2: A biker is wearing a police uniform.

SOLUTION: A human is suspended in air.

PROBLEM: Sentence 1: A man climbing a mountain. Sentence 2: The man was in a group who climbed the mountain.

SOLUTION: The man climbed the mountain.

PROBLEM: Sentence 1: Two men in magenta costumes performing. Sentence 2: Two men are putting on a large show.

SOLUTION:
Two men are dressed up.