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.

Example Input: Sentence 1: A man stands outside the entrance to a business, using his cellphone while his briefcase and helmet sit on the ground. Sentence 2: A man with a briefcase and cellphone.
Example Output: A man sitting on a motorcycle with a purple helmet.

Example Input: Sentence 1: Bearded man playing a game with toy soldiers, tanks and a dice with a soldier and a bomb painted on it. Sentence 2: A man with a beard plays with several military-related toys.
Example Output: A young woman plays with a doll.

Example 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.
Example Output:
A man has white hair.