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: The volume of letters sent by households or household originated mail can be obtained from Table 1 by adding the volumes of HH-to-HH and HH-to-NHH mail. Sentence 2: These calculations do not show the volume of household letters. 
[EX A]: yes

[EX Q]: Sentence 1: This won't work, says Stephanopoulos, speaking  You can [avoid questions] in one press conference. Sentence 2: Stephanopolous believed this was bound to work.
[EX A]: yes

[EX Q]: Sentence 1: For the present structure, we must be grateful to the great restorer-architect Eugyne Viollet-le-Duc, who did extensive renovations from 1845 to 1863 in response to the public outcry started by Victor Hugo's novel, Notre-Dame de Paris. Sentence 2: There were big renovations on the property.
[EX A]:
yes