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: Becker, Howard S. Problems of Inference and Proof in Participant Observation. Sentence 2: Problems of Inference and Proof in Participant Observation is related to Howard Becker.
[A]: yes

[Q]: Sentence 1: A guided boat trip will also give an excellent introduction, displaying in leisurely fashion ' and with informative commentary ' sites including the Eiffel Tower, the Palais de Chaillot and Trocad??ro Gardens, the Grand and Petit Palais, the Palais Bourbon, the Louvre, Notre-Dame, and of course many of the beautiful bridges. Sentence 2: Commentary on the Eiffel Tower can be received on guided boat trips.
[A]: yes

[Q]: Sentence 1: Seasonal agricultural work is defined in the INA the performance of field work related to planting, cultural practices, cultivating, growing and harvesting of fruits and vegetables of every kind and other perishable commodities, as defined in regulations by the Secretary of Agriculture. Sentence 2: The performance of field work related to cultural practices was left out of the definition of seasonal agricultural work.
[A]:
yes