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 young man sits on a chair with one shoe off. Sentence 2: Someone has taken a shoe off.
Everyone is wearing two shoes.

Sentence 1: A classic propeller-driven airplane flies in the distance as two men play with a remote-controlled toy airplane in a field in the foreground. Sentence 2: Two men are playing with a toy airplane.
A woman and Man are dancing in the store.

Sentence 1: A youngster plays with a toy. Sentence 2: youths plays with toys

person walking on beach