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: 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.

Output: yes


Input: Consider Input: Sentence 1: The cooler climate makes jungle walks here a special pleasure, not least of all for the myriad brightly colored butterflies around the waterfalls, with almost a dozen officially listed. Sentence 2: Walking in the jungle here is pleasurable as it is cooler.

Output: yes


Input: Consider Input: Sentence 1: The executives receive a rating on how well they achieved the desired results outlined in their performance commitments. Sentence 2: The executives can improve their results more accurately if they receive the accurate reports.


Output: no