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.

Sentence 1: A young man preparing food with diners in the background Sentence 2: The young man is cooking for the people around him.
A young man is preparing food.

Sentence 1: Two men with long hair are sitting on the ground. Sentence 2: Two guys are sitting waiting for a bus.
Two guys are sitting down.

Sentence 1: A skier is by himself in the woods. Sentence 2: A man is cross country skiing.

A person is outside.