Problem: Does "Feynman was a keen popularizer of physics through both books and lectures, including a 1959 talk on top-down nanotechnology called" answer the question "What was the name of Feynman's 1959 talk on nanotech?"

A: no

Problem: Does "Many Londoners, in particular, took to using the Underground railway system, without authority, for shelter and sleeping through the night there until the following morning." answer the question "What did Londoners use for bomb-shelters?"

A: yes

Problem: Does "The major opponent of Freemasonry was the Roman Catholic Church, so that in countries with a large Catholic element, such as France, Italy, Spain, and Mexico, much of the ferocity of the political battles involve the confrontation between what Davies calls the reactionary Church and enlightened Freemasonry." answer the question "Who was the major opponent to Freemasonry?"

A:
yes