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.

Sentence 1: Others believed that only total (historical) costs should be used. Sentence 2: And the others believed that only thistorical (total) costs should be used.
yes

Sentence 1: He snapped his fingers. Sentence 2: He clapped his hands.
yes

Sentence 1: And then, of course, there was the New York Times , that old mainstay of psychotic delusion--Nash thought aliens were sending him encrypted messages through its pages (come to think of it, that could explain the Times ' odd prose). Sentence 2: Little did they suspect, aliens really were sending coded messages to their contacts on earth.

no