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: This campaign helps fill that gap in legal services for women who need the help at a time when they are in crisis. Sentence 2: This campaign makes no efforts to help women when they are in a crisis.

Output: yes


Input: Consider Input: Sentence 1: Prominent Unionist M.P. Sentence 2: The MP was a prominent unionist.

Output: yes


Input: Consider Input: Sentence 1: The landscape is alternately rich and arid, lush and desolate. Sentence 2: The landscape is subject to harsh weather.


Output: no