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 Input:
Sentence 1: A brown dogs licks its black nose. Sentence 2: The brown dog has a black nose.

Ex Output:
The yellow dog is licking it's nose.


Ex Input:
Sentence 1: A white dog is running with an orange fence behind him. Sentence 2: A white dog is running outside.

Ex Output:
A white dog is sitting on the porch.


Ex Input:
Sentence 1: A dog follows another dog around the corner but looks back. Sentence 2: Two dogs on the corner.

Ex Output:

Two dogs are sleeping on a couch.