original_query: What is the main topic of Dulles' book "The Craft of Intelligence: America's Legendary Spy Master on the Fundamentals of Intelligence Gathering for a Free World"?
query: What is the main topic of Allen Dulles' book "The Craft of Intelligence: America's Legendary Spy Master on the Fundamentals of Intelligence Gathering for a Free World"?
answer: The main topic is the fundamentals of intelligence gathering.