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 in an orange shirt walking on a path. Sentence 2: A man in orange is walking with his girlfriend along the path
answer:
A man in an orange top is strolling along a path


question:
Sentence 1: Students are in a classroom, reading something off a paper. Sentence 2: The students are working on an assignment.
answer:
The students are reading together.


question:
Sentence 1: Two white dogs are chasing a ball with one of them airborne. Sentence 2: The two dogs are father and son.
answer:

Two dogs are chasing a ball.