instruction:
In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with 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: A man in a white shirt crossing the street in a city holding a guitar. Sentence 2: A man in a lake .
answer:
A man holding an instrument.


question:
Sentence 1: A man running down a crowd lined street in a marathon. Sentence 2: An elderly woman sits alone in her bedroom.
answer:
People watch runners pass by.


question:
Sentence 1: A skateboarder wearing a blue shirt leaps into the air on his skateboard. Sentence 2: Nobody is skateboarding
answer:

A human skateboarding