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 Q]: 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 A]: no

[EX Q]: Sentence 1: Although the management practices described in this guide are fundamental to improving an organization's information security posture, they should be considered in the context of this broader spectrum of issues. Sentence 2: Only the management practices listed are fundamental in improving an organization.
[EX A]: no

[EX Q]: Sentence 1: The landscape of the valley changed dramatically over the next 200 centuries. Sentence 2: After 200 centuries, the valley's landscape was changed.
[EX A]:
yes