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 neither agree nor 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: Two girls completing some sort of writing at a white, round table. Sentence 2: Two girls are working on their homework.
Example Output: The girls are writing a story.

Example Input: Sentence 1: A bearded man in blue jeans on a skateboard is jumping over a shopping cart. Sentence 2: A bearded man in blue jeans is riding a skateboard.
Example Output: A bearded man in blue jeans goes around a shopping cart on a skateboard.

Example Input: Sentence 1: a young man running on a sidewalk with graffiti in the background Sentence 2: a man runs in front of a structure with graffiti
Example Output:
a young marathoner training on a city sidewalk