In this task, you're given a pair of sentences, sentence 1 and sentence 2, that agree with each other. Your job is to alter sentence 2 so that the pair 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.

[EX Q]: Sentence 1: A person rappels off a cliff face. Sentence 2: Someone is climbing on a cliff.
[EX A]: A hot air balloon crashes into the ground.

[EX Q]: Sentence 1: Many dogs are running the same way in a field. Sentence 2: Many dogs are running together
[EX A]: Cats are chasing birds

[EX Q]: Sentence 1: A hound dog runs around in a house chasing a toy. Sentence 2: A dog chasing a toy in the kitchen.
[EX A]:
A dog sleeping on the porch.