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: If they say so, said the Astronomer, "I'm sure it will. Sentence 2: That must be the case.

A: yes
****
Q: Sentence 1: We focused primarily on the management framework that these organizations had established rather than on the specific controls that they had chosen, because previous audit work had identified security management as an underlying problem at federal agencies. Sentence 2: The framework of management was our biggest focus .

A: yes
****
Q: Sentence 1: The atmosphere of 19th-century Canton is best evoked on Shamian Island, a haunting, nostalgic place in the Pearl River. Sentence 2: Shamian Island is located away from the Pearl River.

A:
yes
****