In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to determine if the two sentences clearly agree/disagree with each other, or if this can't be determined. Indicate your answer as yes or no respectively.

Example Input: Sentence 1: Truly, I believe the country is in the best of hands, but how do I rid myself of these impure thoughts? Sentence 2: The thoughts were coming often.
Example Output: no

Example Input: Sentence 1: I will be back as soon as I can."  Sentence 2: I will return as soon as possible.
Example Output: yes

Example Input: Sentence 1: What controls heartbeats in Hong Kong are the fluctuations of the Hang Seng Index, foreign currency exchange rates, and skyrocketing property prices. Sentence 2: The Hang Seng Index fluctuates very little.
Example Output:
yes