instruction:
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.
question:
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.
answer:
yes


question:
Sentence 1: yeah really what is that Sentence 2: Is that what it is?
answer:
no


question:
Sentence 1: Those who wear glasses will appreciate the Strip location of Optica of Las Vegas a full service optometry shop that can repair eyewear, provide exams, and set visitors up with a new set of prescription glasses or contact lenses all within a day or two. Sentence 2: Those who wear glasses will like that there is an optometry shop on the Strip in case they have an eye emergency while on vacation.
answer:

no