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: Man works on lowering a train on tracks. Sentence 2: The man works on a life and death situation.
answer:
A worker at the trainyard.


question:
Sentence 1: A man on a steep incline wearing a white shirt is working on a roof, with lots of debris all around. Sentence 2: A man is cleaning all the trash off a roof.
answer:
The man is doing work.


question:
Sentence 1: A young man in a green shirt stands with a utility knife in front of some large tomato plants. Sentence 2: A man is pruning plants in the garden
answer:

A man is working in the garden