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: There are occasional bullfights at the Plazas de Torosen Alcadia, Felanitx, Inca, and Muro; Menorca has no bullfights. Sentence 2: Menorca is a great place to visit to see bullfights.
[EX A]: yes

[EX Q]: Sentence 1: Limestone stoichiometry is the number of moles of Ca added per mole of SO2 removed. Sentence 2: Limestone stoichiometry is the number of moles of Ca added per mole of SO2 removed.
[EX A]: yes

[EX Q]: Sentence 1: The only US president to resign, Nixon is recognized for his contributions to foreign affairs during the Cold War years. Sentence 2: Nixon did not contribute to foreign affairs during the Cold War.
[EX A]:
yes