instruction:
In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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: A man standing on a surfboard heads away from shore while going over a wave near a small boat. Sentence 2: A skilled surfboarder rides a wave
answer:
A man on a surfboard rides a wave


question:
Sentence 1: Dog training on the mountain Sentence 2: A dog is taking a class.
answer:
A dog is on a mountain.


question:
Sentence 1: cheerleaders at a high school pep rally Sentence 2: cheerleaders are cheering their favorite team on
answer:

cheerleaders are outside