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: Although the management practices described in this guide are fundamental to improving an organization's information security posture, they should be considered in the context of this broader spectrum of issues. Sentence 2: Only the management practices listed are fundamental in improving an organization.
no

Sentence 1: Weld's capriciousness is key to his success. Sentence 2: The unpredictability of Weld plays a big part in his prosperity.
yes

Sentence 1: Six weeks ago a Times op-ed piece by political scientist Lucian Pye explored the formidable mindset that governs China today. Sentence 2: A month and a half ago on the Times, Lucian Pye wrote about the fearsome attitude that rules China today.

yes