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.

Input: Consider Input: Sentence 1: They were highly skilled in such manual activities as thatching and weaving. Sentence 2: There were no skills.

Output: yes


Input: Consider Input: Sentence 1: My jaw dropped involuntarily, and he said at once: "No, mon ami, I am not in my second childhood!  Sentence 2: I was completely surprised.

Output: no


Input: Consider Input: Sentence 1: Eventually a new offensive, the decisive Gempei War, was launched in 1180. Sentence 2: The Gempei War was a short-lived, but brutal slaughter.


Output: no