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: They stood again, tips to the sky and left hands out in salute. Sentence 2: They were waving their right hands. 

Ex Output:
yes


Ex Input:
Sentence 1: so what are the most important benefits to you Sentence 2: What is the best benefit? 

Ex Output:
no


Ex Input:
Sentence 1: Locals of all ages, from senior citizens to high-school kids donning Metallica T-shirts, crowd into 18th-century taverns to sip sherry or vino tinto drawn from old wooden barrels, and to munch on morsels of tortilla espa??ola. Sentence 2: The tavern's sherry is known across the country because of it's unique, slightly spicy taste.

Ex Output:

no