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: Beyond Limin, Thasos is mountainous and covered with pine forest. Sentence 2: Thasos is sparsely populated due to mountains and forests.
[EX A]: no

[EX Q]: Sentence 1: Citicorp could have agreed to market Travelers insurance or Salomon brokerage services, and vice versa, without actually becoming one company. Sentence 2: Citicorp had the opportunity to market the insurance companies without merging.
[EX A]: yes

[EX Q]: Sentence 1: Off the rambla (the name given to a broad, tree-lined avenue) to the right is the Calle Mayor, a pedestrian street. Sentence 2: No foot traffic is allowed in the area.
[EX A]:
yes