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 Q]: Sentence 1: Two girls clean the glass windows of an entryway while another woman speaks to them. Sentence 2: Two girls wearing scarves cleaning glass while a woman speaks to them.
[EX A]: Two girls cleaning glass while a woman speaks to them.

[EX Q]: Sentence 1: A person climbing a large moss-covered rock Sentence 2: There is a person on top of a large rock pulling someone else up.
[EX A]: A person is climbing a rock.

[EX Q]: Sentence 1: A crowd is outside watching someone in the center of them. Sentence 2: A crowd is completely surrounding someone.
[EX A]:
Someone is surrounded by a crowd of people.