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: Accuracy and usefulness of the breath alcohol analyzer. Sentence 2: The breath alcohol analyzer's accuracy needs to be improved in order for its usefulness to improve.
answer:
no


question:
Sentence 1: But Dave Hanson's at least five inches shorter and fifty pounds lighter, too. Sentence 2: Dave Hanson is larger than everyone. 
answer:
yes


question:
Sentence 1: Not inexpensive, but then the bargain here is not in the price, it's in the tradition of a centuries-old craft of meticulous workmanship. Sentence 2: It's very expensive for such poor quality.
answer:

yes