In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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 group of people sitting on the floor of a carpeted room. Sentence 2: They are watching television.

Ex Output:
The people have gathered indoors.


Ex Input:
Sentence 1: Two lines of colorful cars racing on a racetrack. Sentence 2: Some brightly colored cars are going extremely fast on a track.

Ex Output:
Some cars are racing


Ex Input:
Sentence 1: A man wearing a blue shirt and black pants is working on an unfinished tile roof of a building. Sentence 2: A man is hammering the tiles on a roof.

Ex Output:

A man is working on a roof.