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: Others believed that only total (historical) costs should be used. Sentence 2: And the others believed that only thistorical (total) costs should be used.

Ex Output:
yes


Ex Input:
Sentence 1: oh me to boy i have to hunt hunt them down uh-huh Sentence 2: I never have to hunt anyone down, thankfully. 

Ex Output:
yes


Ex Input:
Sentence 1: Influential blacks from around the country advised him to quit the race and leave the seat to the man many of them viewed as its rightful heir. Sentence 2: Influential blacks attempted to stop someone from joining the presidential race to allowed their candidate the power.

Ex Output:

no