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 small child pushes a stroller down the street. Sentence 2: A small child holds onto a stroller.
Example Output: A small child tips over a stroller.

Example Input: Sentence 1: A soccer player prepares for a corner kick. Sentence 2: The soccer player is playing soccer.
Example Output: The soccer player is sitting out this game.

Example Input: Sentence 1: The lady with the dark shades on is in a conversation with her friends. Sentence 2: The woman is wearing sunglasses.
Example Output:
The woman is wearing bifocals.