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 small child in a SpongeBob outfit is using a mop on a floor. Sentence 2: A child is mopping.
A child works outside on the house.

Sentence 1: Three women wearing blue walk along a sidewalk while laughing and smiling. Sentence 2: Three happy looking women are walking outside.
The three women watch a man fall down and laugh at him.

Sentence 1: Man with a musical instrument riding on a subway. Sentence 2: A man is on a mode of transportation.

The man is at home.