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: Snow kicks up as a man sleds down an icy hill, behind him are many pine trees. Sentence 2: A man is sledding down a hill to his house.

SOLUTION: A man is outdoors.

PROBLEM: Sentence 1: Five men wearing black shorts are leaving the starting blocks in a track competition with few spectators. Sentence 2: the men are athletes

SOLUTION: Five black shorts wearing competitors compete at an unpopular track event.

PROBLEM: Sentence 1: Two mounted policemen walk down a street. Sentence 2: Two mounted policemen are heading back to the police station.

SOLUTION:
Two policeman are on horses.