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: GAO will generally provide written notification to the agencies involved in the work electronically in an agreed-upon format that protects the files from alteration. Sentence 2: Agencies involved in the work can request administrator access so they can change the files remotely in special circumstances.

SOLUTION: no

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: hi Debbie how are you Sentence 2: Good Bye Debbie.

SOLUTION:
yes