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: But in the final five minutes, I raised my bid to $250, then $275, then $300, and finally won the auction, exhilarated by my victory. Sentence 2: I lost the auction, sadly.

Ex Output:
yes


Ex Input:
Sentence 1: There was an enormous sphere of thin crystal to represent the sky. Sentence 2: The crystal is very expensive and precious.

Ex Output:
no


Ex Input:
Sentence 1: In 1839, the governor of Singapore sent James Brooke (1803 1868) to promote trade links with the Sultan of Brunei. Sentence 2: James Brooke undertook his trading mission on his own.

Ex Output:

yes