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.

[EX Q]: Sentence 1: This places the responsibility to perform the intervention in the hands of individuals who are already committed to providing the service and avoids dependence on physicians who are unlikely to acquire such commitment until significant attitudinal changes occur. Sentence 2: Doctors often like performing interventions because they don't think it ever really works.
[EX A]: yes

[EX Q]: Sentence 1: Others believed that only total (historical) costs should be used. Sentence 2: And the others believed that only thistorical (total) costs should be used.
[EX A]: yes

[EX Q]: Sentence 1: The World Bank, the CIA, and other China sources are just one click away. Sentence 2: The World Bank cannot be accessed by anyone. 
[EX A]:
yes