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: and (3) who should do the federal government's business in the 21st century? Sentence 2: 21st-century federal government business.
Example Output: yes

Example Input: Sentence 1: He also said that if this type of legislation is not feasible, the Association's members would like to be able to use their frequent flyer miles to upgrade to business class on long flights. Sentence 2: Association members prefer to fly business class.
Example Output: yes

Example Input: Sentence 1: Until the highway construction in the modern era, access to the jungle interior had been and in some cases, still is only by river. Sentence 2: Every place in the jungle is serviced by highways and large airports. 
Example Output:
yes