In this task, you're given a pair of sentences, sentence 1 and sentence 2, that contradict each other. Your job is to alter sentence 2 so that the pair agree with 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: Man in a black shirt walking down a large set of stairs. Sentence 2: A man in a white shirt is walking up the stairs.
Example Output: A person in black is moving around

Example Input: Sentence 1: Four dogs watch an unseen object, two of them leaping in the air. Sentence 2: Four dogs are sleeping.
Example Output: Two dogs leap in the air.

Example Input: Sentence 1: A man wearing a green shirt and a dark colored vest is sitting at a table with a glass of water in front of him. Sentence 2: A man has a glass of iced tea in his hand while sitting on the sofa.
Example Output:
A woman runs in a marathon wearing a tank top and shorts with her number pinned to her.