In this task, you're given a pair of sentences, sentence 1 and sentence 2. Sentence 2 contradicts sentence 1. 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 woman holding a black leash and a man looking down. Sentence 2: The woman is holding an umbrella.
Example Output: The woman is holding a leash that belongs to her dog.

Example Input: Sentence 1: The girl is playing while four boys look on. Sentence 2: The children are singing a song together.
Example Output: The girl is playing by herself with a toy.

Example Input: Sentence 1: This guitarist is performing. Sentence 2: The pianist is performing.
Example Output:
The guitarist also will perform an original piece.