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: A man looking down at his skateboard or snowboard in the snow. Sentence 2: man looks at snowboard
Example Output: man broke his board

Example Input: Sentence 1: Two dogs playing with a tennis ball Sentence 2: The dogs have a green ball.
Example Output: The dogs are running.

Example Input: Sentence 1: A man standing in front of two ads prepares to throw something across a field. Sentence 2: There are two ads behind someone who is about to throw an object.
Example Output:
A man is about to throw a baseball across a field.