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 neither agree nor 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 man with dark hair and a gray shirt is yawning next to a window. Sentence 2: A man with hair is yawning.
A man is tired after his long day of work.

Sentence 1: A young man holds up a piece of wood and a chainsaw as presses a cigarette between his lips. Sentence 2: A young man smokes as he uses a chainsaw on a tree.
A young man is cutting wood for making tables.

Sentence 1: A man with long hair, a mustache, and a beard is holding a guitar and sitting in front of a USA flag. Sentence 2: A guitarist sits in front of an American flag.

A man takes a rest after finishing playing guitar.