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.

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

Sentence 1: Two young fair girls are smiling a posing together while they ride in a boat wearing floatation vests. Sentence 2: The twin girls celebrate their birthday aboard the cruise ship.
Two girls smile on a boat.

Sentence 1: 5 people having conversation at the dinner table. Sentence 2: Men and women are discussing politics.

People are having a conversation.