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 neither agree nor 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 man wearing an apron and green hat is flipping a large pancake in a kitchen. Sentence 2: A human with a hat
A tall human with a hat

Sentence 1: A three piece male band is performing indoors. Sentence 2: A band performs.
A private concert is held.

Sentence 1: A city block is sealed off by the police. Sentence 2: The police are blocking the street.

People can not access the city block.