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 father and his son bonding. Sentence 2: A father and his son are playing catch.
answer:
A man has a son.


question:
Sentence 1: A woman in a white jacket talks to a man in a gray jacket. Sentence 2: A woman talks to a man about her problems.
answer:
A woman talks to a man.


question:
Sentence 1: Dog running in front of two white and brown cows. Sentence 2: A dog is leading cows to a barn.
answer:

A dog is running near two cows.