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: 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: Western analysts now fear that the generals are using Chechnya to reassert control over national security and foreign policy. Sentence 2: Generals could do unsavory things with Cechnya.
[EX A]: no

[EX Q]: Sentence 1: There is too much flexing of stylistic muscle, says the New Republic 's Robert Alter. Sentence 2: Robert Alter works for the New Republic.
[EX A]:
yes