TASK DEFINITION: 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.
PROBLEM: 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.

SOLUTION: There is at least one person.

PROBLEM: Sentence 1: A black dog is swimming in green water with something in its mouth. Sentence 2: A black dog is in the water fetching a stick.

SOLUTION: A black dog is swimming.

PROBLEM: Sentence 1: A young man in a black jacket is assembling an action figure. Sentence 2: An ecstatic man is setting up his action figure.

SOLUTION:
A man is setting up his action figure.