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 person wearing red pants hides their head under a black jacket in front of a desk with many computers. Sentence 2: A person is sleeping in a computer lab.
answer:
A person is sitting at a computer.


question:
Sentence 1: A small boy grins in a crowd full of people posing with their eyes closed in a sleeping position. Sentence 2: A blonde person grinning
answer:
A small boy is grinning in a crowd.


question:
Sentence 1: A guy and a small boy are digging in the sand at the beach. Sentence 2: Father and son are making a sand castle.
answer:

The guy and boy are near a body of water.