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: There are dozens of similar discoveries. Sentence 2: There are dozens of similar new species discovered.
Example Output: no

Example Input: Sentence 1: In providing services and in establishing classifications, rates, and fees under this title, the Postal Service shall not, except as specifically authorized in this title, make any undue or unreasonable discrimination among users of the mails, nor shall it grant any undue or unreasonable preferences to any such user. Sentence 2: Discrimination is preferred by the Postal Service.
Example Output: yes

Example Input: Sentence 1: Pass the yellow-painted church of San Giorgio to the lighthouse (faro) at the end of the government-protected Promontory Monte Portofino for a superb view along the coast. Sentence 2: You may find a breathtaking view of the coast past Promontory Monte Portofino.
Example Output:
yes