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.

[Q]: Sentence 1: Both the agencies and the CIOs are working to meet the letter and intent of the Clinger-Cohen Act and associated legislation effectively. Sentence 2: The Clinger Cohen act is supposed to increase efficiency.
[A]: no


[Q]: Sentence 1: He must parry opponents' attacks better. Sentence 2: He hadn't practiced parrying techniques recently.
[A]: no


[Q]: Sentence 1: : Adrin's first lesson Sentence 2: Adrin had many lessons before this one. 
[A]:
yes