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: An' when our boys licked up a nest of th' varmints why, we'd taken us a mess o' respectable Yank 'Irregulars,' 'cordin' to their story. Sentence 2: Their story was completely fake.

Ex Output:
no


Ex Input:
Sentence 1: Natalia didn't comment, though her expression was even more dour than usual. Sentence 2: Natalia was quiet and sad.

Ex Output:
yes


Ex Input:
Sentence 1: For a long time they were a stumbling-block to me until I remembered a very significant fact: that she and Alfred Inglethorp were cousins.  Sentence 2: I recalled that she and Alfred Inglethorp were cousins.

Ex Output:

yes