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: GAO's Mission GAO examines the use of public funds; evaluates federal programs and activities; and provides analyses, options, recommendations, and other assistance to help the Congress make effective oversight, policy, and funding decisions. Sentence 2: The assistance is welcome to Congress.
Example Output: no

Example Input: Sentence 1: Their eyes met and Stark's eyes opened wide, shining black orbs of a demon. Sentence 2: Stark's eyes opened wide when their eyes met, he was preparing to eat them.
Example Output: no

Example Input: Sentence 1: Eat him, Barik, and you drink on me! said the man in the purple hat. Sentence 2: The man in the red hat sat idly while Barik drank.
Example Output:
yes