instruction:
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.
question:
Sentence 1: A group of young people are playing band instruments in front of a crowd. Sentence 2: The band is mostly young students who are capable of playing intruments near a crowd.
answer:
The group is not playing anything but instead are watching tv.


question:
Sentence 1: A little boy in blue is pulling a toy car. Sentence 2: A little boy is playing with his toys.
answer:
a man trims his beard


question:
Sentence 1: A small dog on a chain leash stands in a shadowed hallway alone. Sentence 2: A small dog waits in a dark hallway.
answer:

A cat sits by a window.