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: It even has a fortified head (cimorro) that is part of the city walls. Sentence 2: Part of the city walls is a fortified head.

Output: yes


Input: Consider 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.

Output: no


Input: Consider Input: Sentence 1: pardon yes right there needs to be more than one test and there needs to be some some measure of uh certainty before anything drastic happens there are lots of things that are involved there um such as perhaps insurance Sentence 2: There needs to be a measure of certainty before anything drastic happens because many of things involved are fragile. 


Output: no