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.

Sentence 1: A man is laying on a bed opening a package. Sentence 2: A man is on a bed opening a box.
A man is sleeping on his bed.

Sentence 1: With flowers in the foreground, a man in a blue striped shirt bikes past a large white building. Sentence 2: A man riding his bike in front of buildings outside.
A man walks in the countryside, picking up flowers from the side of the road.

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

The yellow dog is licking it's nose.