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: Limestone stoichiometry is the number of moles of Ca added per mole of SO2 removed. Sentence 2:  Limestone stoichiometry is the number of moles of Ca added per mole of SO2 removed.
Example Output: yes

Example Input: Sentence 1: continuous monitoring and reporting is essential, as well as significant consequences for failing to comply. Sentence 2: There is no need to continuously monitor.
Example Output: yes

Example Input: Sentence 1: Each room concentrates on a separate skill revealing excellent examples of carved wood, ivory, ceramics, and manuscripts. Sentence 2: No particular expertise is focused on in one room. 
Example Output:
yes