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: 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.
[EX A]: no

[EX Q]: Sentence 1: Fiscal Policy, Population Aging, and National Saving, Journal of Economic Perspectives    Sentence 2: Fiscal policy is directly related to population aging.
[EX A]: no

[EX Q]: Sentence 1: federally-imposed limit and require State agencies to establish a Statewide limit on the dependent care reimbursement paid to participants in the Food Stamp Employment and Training Program Sentence 2: No limit is necessary for reimbursement to participants in the program.
[EX A]:
yes