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.

Sentence 1: A white-haired coach stands in front of a group of high school age boys running past him. Sentence 2: A coach stands near some teens.
A coach is laying in bed.

Sentence 1: A man in a black shirt and gray hat gives the thumbs up to a crowd with one hand, while holding a microphone in the other. Sentence 2: a man gives a thumbs up
a loan man on a horse

Sentence 1: A mechanic is taking some job instructions. Sentence 2: A mechanic is taking instructions.
A mechanic is relaxing on the job.