instruction:
In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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 man wearing glasses is singling while holding a guitar while a shirtless man in a fedora plays drums. Sentence 2: A person is singing a song he wrote.
answer:
People are making music together.


question:
Sentence 1: A woman tosses a bag of trash into a dumpster. Sentence 2: The hairdresser threw away all the freshly cut hair.
answer:
People are moving forward on the track.


question:
Sentence 1: A group of people are riding on a John Deere tractor in a field. Sentence 2: A bunch of hairy people are riding on a tractor.
answer:

A bunch of people are riding on a tractor.