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: I only know little old New York. Sentence 2: I've never heard of New York.

Ex Output:
yes


Ex Input:
Sentence 1: And while it would be a mistake to say that the stock could have opened at that highest price, it's safe to say that if Robertson Stephens had done a better job of gauging demand, millions of dollars that went into traders' pockets would have gone into Pixar's vaults instead. Sentence 2: Many people lost their jobs due to Robertson Stephens failure to properly calculate demand. 

Ex Output:
no


Ex Input:
Sentence 1: Have your camera ready to record the incredible sight of a wailing Japanese child beating a hasty retreat to its parents after being chased by a group of hungry deer in a feeding frenzy. Sentence 2: Japanese children often sneaked away from there parents to pull at the deer's tail.

Ex Output:

no