In this task, you're given a pair of sentences, sentence 1 and sentence 2, that neither agree with nor contradict each other. Your job is to alter sentence 2 so that the pair clearly 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.

Sentence 1: A young man that wearing glasses is playing the violin. Sentence 2: The man is performing at a concert.
The man is holding an instrument.

Sentence 1: A person is rock climbing between two large rock faces. Sentence 2: A person rock climbing with others on two large rock faces.
There is at least one person.

Sentence 1: A crowd of people are passing a person over their heads at a music concert. Sentence 2: The people are protesting.
There is a crowd of people.