In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair 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: A confident young girl wearing a cute pink dress who is approximately 6-7 years old is walking across a large outdoor sidewalk area. Sentence 2: A young girl is walking outside.
A young girl stayed inside.

Sentence 1: A black man with a green cap. Sentence 2: A man wears a cap.
The man has a red hat on.

Sentence 1: A boy in a bathing suit serves a volleyball. Sentence 2: A boy is playing volleyball.

A boy sits in his bathing suit.