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 volume of letters sent by households or household originated mail can be obtained from Table 1 by adding the volumes of HH-to-HH and HH-to-NHH mail. Sentence 2: These calculations do not show the volume of household letters. 
Example Output: yes

Example Input: Sentence 1: , aesthetic) importance; or, significant architectural characteristics. Sentence 2: Characteristics of architecture.
Example Output: yes

Example Input: Sentence 1: The report also cites China's transparent intentions to abolish Hong Kong's civil liberties when it assumes control of the territory in July. Sentence 2: China plans on abolishing Hong Kong's civil liberties because of the conflict between them.
Example Output:
no