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: Four men are rollerskating in a line, with the last three holding onto the hips of the man ahead of them. Sentence 2: Four men are forming a congo line.
A group of guys carrying surfboards.

Sentence 1: A young boy holding a broom or mop in a laundry room. Sentence 2: the young boy is holding something used for cleaning
The young boy is playing video games and eating chips.

Sentence 1: Smiling child wearing a brown hat sitting on a swing set. Sentence 2: A child is on a swing set.

A child is sitting in the sandbox.