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.

Sentence 1: Consequently, GAO monitors agencies' progress in implementing these recommendations. Sentence 2: The implementation of recommendations is monitored by GAO.
yes

Sentence 1: Waves are additive. Sentence 2: Waves are not additive.
yes

Sentence 1: You can cool off in the green tea plantations of Darjeeling or in the mountains of Sikkim. Sentence 2: The green tea plantations are the least humid part of Darjeeling.
no