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: A group of turbaned men ride motorbikes away from the viewer down a tree edged street while a white van follows them. Sentence 2: A group of men ride motorbikes as a van follows them.
[EX A]: Motorcycle riders are stopped and drinking some coffee.

[EX Q]: Sentence 1: There is an old man knitting hats while sitting on a pile of rocks. Sentence 2: old man knitting hat while sitting on a pile of rock
[EX A]: man eating dinner at a beach side restaurant

[EX Q]: Sentence 1: A large group of people look as if they are in a band, and they are practicing classical music with guitars, violins, and cellos. Sentence 2: Many people are playing stringed instruments.
[EX A]:
A rock band plays a Beatles song.