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.

Input: Consider 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.

Output: yes


Input: Consider Input: Sentence 1: Exactly. Au revoir! Whittington looked almost genial again, a reversion that aroused in Tuppence a faint misgiving. Sentence 2: Tuppence felt confident after her conversation with Whittington.

Output: yes


Input: Consider Input: Sentence 1: It's true that Democrats cynically oversimplified Quayle's blunders. Sentence 2: It's true that Democrats cynically oversimplified Quayle's blunders.


Output: yes