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 young boy viewing a statue of a war hero. Sentence 2: A young boy is viewing a monument.

Ex Output:
A young boy is playing a a playground.


Ex Input:
Sentence 1: A man gets ready to throw a stick for his waiting dog. Sentence 2: The man is outdoors with his dog.

Ex Output:
A man is playing with a cat.


Ex Input:
Sentence 1: A young boy is in the middle of playing ping-pong. Sentence 2: A young boy is the middle of playing ping pong.

Ex Output:

A young girl is playing ping pong.