instruction:
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.
question:
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. 
answer:
yes


question:
Sentence 1: He began digging in 1900 after buying the site and financing the excavation program with his own money, and almost immediately struck the first building blocks of a huge Bronze Age palace replete with magnificent pottery and other artifacts. Sentence 2: Many archeologists from all over the world traveled to the site.
answer:
no


question:
Sentence 1: With building debris and an ocean of smoke and dust pouring down from the sky, Mr. Bookstaver ran for his life - four blocks southeasterly to the Office of Court Administration at 25 Beaver Street. Sentence 2: Mr. Bookstaver stayed in place and remained calm.
answer:

yes