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 black dog running in the grass. Sentence 2: The black dog is running.

Ex Output:
The white dog is running.


Ex Input:
Sentence 1: A man with gray hair accepts coins in front of a kiosk that has a multitude of fine colored powders in large bowls on display. Sentence 2: A man has gray hair.

Ex Output:
A man has white hair.


Ex Input:
Sentence 1: Two men in a jogging race on a black top street, one man wearing a black top and pants and the other is dressed as a nun with bright red tennis shoes, while onlookers stand in a grassy area and watch from behind a waist high metal railing. Sentence 2: There are tennis shoes being worn.

Ex Output:

Two girls in a race