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:  He considered, and then snapped his fingers. Sentence 2: He made some noise with his fingers after he thought about it. 

SOLUTION: yes

PROBLEM: Sentence 1: They were justifiably concerned, advocates say. Sentence 2: The concern was quite normal due to the case.

SOLUTION: no

PROBLEM: Sentence 1: Some say accusations of plagiarism fly too freely. Sentence 2: An accusation can easily ruin a writer's life.

SOLUTION:
no