instruction:
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.
question:
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.
answer:
A group of guys carrying surfboards.


question:
Sentence 1: A girl hanging upside down on a rope over a grassy lawn above a city. Sentence 2: The girl is hanging upside down.
answer:
The girl is standing by the rope.


question:
Sentence 1: Many people gathered outside, sitting on benches and in grass. Sentence 2: Many people gathered outside, sitting on benches outside.
answer:

Many people gathered outside, sitting on chairs and in grass.