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.

Ex Input:
Sentence 1: A man on a steep incline wearing a white shirt is working on a roof, with lots of debris all around. Sentence 2: A man is cleaning all the trash off a roof.

Ex Output:
The man is doing work.


Ex Input:
Sentence 1: The man on the yellow basketball team tries to score while the men on the opposing team try to block his shot. Sentence 2: A player is trying to help his team win a game while the other team tries to stop him .

Ex Output:
Men are playing basketball.


Ex Input:
Sentence 1: a man with green marker written on his arm Sentence 2: a man with amnesia makes a note

Ex Output:

A person with an arm