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: An African boy sips on his spoon in a green room. Sentence 2: A boy is eating from a spoon.
answer:
A boy is hitting his father with the spoon.


question:
Sentence 1: Four people in period costumes sit outdoor at a table and curious onlookers stop to stare. Sentence 2: Four people in costumes are sitting at a table outdoors.
answer:

Four time travelers are eating lunch after getting back from the future.