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 teenage boy is holding his skateboard. Sentence 2: A boy is posing with a skateboard.
Example Output: A boy is posing with a bicycle.

Example Input: Sentence 1: Asian men waiting in line many with earphones in their ears. Sentence 2: The Asian men are standing together.
Example Output: The Asian Men are sitting at a table.

Example Input: Sentence 1: A couple people at a museum looking in the gift shop, potentially going to buy something. Sentence 2: A group of people are indoors.
Example Output:
A couple are eating lunch.