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.

Example Input: Sentence 1: a brown dog is jumping up at a woman in a black coat. Sentence 2: A woman is playing with her dog.
Example Output: A dog is interacting with its owner.

Example Input: Sentence 1: The cat is looking out of a window situated above ground level in a building. Sentence 2: The cat is bored.
Example Output: A cat looks out a window.

Example Input: Sentence 1: The four Asian girls are standing on a street corner, all with bookbags on their shoulders. Sentence 2: Four schoolgirls wait for their bus to take them to the library.
Example Output:
Four kids with bookbags stand near a street.