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.
Q: Sentence 1: The cover story by Times columnist Thomas Friedman argues that the United States must designate itself as enforcer-at-large of global stability. Sentence 2: Thomas Friedman writes political columns for the Times.
A:
no