TASK DEFINITION: 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.
PROBLEM: Sentence 1: Well, any technology can be used for good or ill. Sentence 2: That technology cannot be used for evil.

SOLUTION: yes

PROBLEM: 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.

SOLUTION: yes

PROBLEM: Sentence 1: Ca'daan laughed and started back the opposite direction. Sentence 2: Ca'daan laughed at the people.

SOLUTION:
no