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.

[EX Q]: Sentence 1: Group of runners participate in a marathon. Sentence 2: People are running.
[EX A]: People are sitting in a library.

[EX Q]: Sentence 1: People setting up to sell on the street their food. Sentence 2: People are getting ready to sell their goods.
[EX A]: People are running away.

[EX Q]: Sentence 1: A white bird is flying off the water surface. Sentence 2: A bird is in the air.
[EX A]:
A bird is digging for worms in the soil.