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: The intervention led to a small change in bike helmet use and a slightly larger change in seat belt use, but it did not lead to changes in alcohol variables or weapon carrying. Sentence 2: The intervention helped saved a lot of different lives. 
Example Output: no

Example Input: Sentence 1: I do not consider this a deterioration (this article has an average of 17 words per sentence), but it does reflect the change in the size and character of the audience and in the means of communication. Sentence 2: The size and characteristics of articles has changed, but the author does not feel this to be a deterioration.
Example Output: yes

Example 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.
Example Output:
yes