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 Input:
Sentence 1: The odd old wooden house that has survived the city's numerous fires leans creaking across the crumb?Ϳάing bricks of some forgotten Byzantine ruin. Sentence 2: That old wooden house burned to the ground in the city's last fire.

Ex Output:
yes


Ex Input:
Sentence 1: Fiscal Policy, Population Aging, and National Saving, Journal of Economic Perspectives    Sentence 2: Fiscal policy is directly related to population aging.

Ex Output:
no


Ex Input:
Sentence 1: and it's the solid rocket propellants Sentence 2: And it's the non-liquid rocket fuel.

Ex Output:

yes