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: and some of the patent attorneys have been real casual in their clothes and then other ones tend to always wear a suit with a very starched cotton shirt so that's just you Sentence 2: Some of the patent attorneys have worn jeans and t-shirts to court sessions. 
[A]: no


[Q]: Sentence 1: that's uh that's uh but uh i i guess the winter the winter wasn't that bad down here really Sentence 2: I guess the winter was ok.
[A]: yes


[Q]: Sentence 1: Our overall objective was to determine whether best practices offer methods to improve the way DOD ensures that the design is stable early in the development process and whether having manufacturing processes in control before production results in better cost, schedule, and quality outcomes in DOD major acquisition programs. Sentence 2: They wanted to use the best practices for other projects as well.
[A]:
no