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 family, grandparents, parents, and children, are sitting in front of a fireplace and a christmas tree opening presents. Sentence 2: A family, grandparents, parents, and children, are sitting

Ex Output:
A family, grandparents, parents, and children, are not sitting


Ex Input:
Sentence 1: a biker enjoys a coffee. Sentence 2: A person is having a beverage.

Ex Output:
A biker is drinking beer and playing pool with his friends.


Ex Input:
Sentence 1: A adventure bound person climbing the face of a mountain. Sentence 2: A mountaineer is climbing a mountain.

Ex Output:

A mountaineer is sleeping in his tent.