What is the question "What kind of poisoning is known as plumbism ?" asking about?
A: entity

What is the question "What is the highest mountain in the world ?" asking about?
A: location

What is the question "What is film noir ?" asking about?
A: description

What is the question "What U.S. state 's biggest lake is Lake Sam Rayburn ?" asking about?
A:
location