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: An older man wearing a black hat, tan jacket, and dark pants, sits in front of a lime green door. Sentence 2: An old man is sitting in front of a door.
A young male jogger is running.

Sentence 1: A woman sings while people dance. Sentence 2: A woman is performing.
A woman is pouring drinks.

Sentence 1: A man is outside at a shoe shining stand shining a customers shoes. Sentence 2: A customer is getting his shoes shined.

A man is cleaning out his shoe shining stand at the end of the day.