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: An older gentleman taking a walk. Sentence 2: A old dog is talking a walk.
Example Output: A old man is taking a walk.

Example Input: Sentence 1: Man in a white shirt talks on the phone while others in the background walk past. Sentence 2: A dog is playing catch.
Example Output: A man is talking on the phone.

Example Input: Sentence 1: A young boy in a costume with a glove that has very long sharp fingers. Sentence 2: The boy does not have any gloves.
Example Output:
There is a person in a costume.