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: Batalha Abbey (see page 45) was built in gratitude. Sentence 2: As a showing of thanks, Batalha Abbey was constructed.
[A]: yes

[Q]: Sentence 1: There was an enormous sphere of thin crystal to represent the sky. Sentence 2: The crystal is very expensive and precious.
[A]: no

[Q]: Sentence 1: Some inkling of its former glory can be gleaned from the ruins of the agora, the theatre, and the Baths of Faustina. Sentence 2: The theatre, Baths of Faustina and the agora are in ruins.
[A]:
yes