Problem: What type of thing is the question "What are the names of all the seas in the world and what ocean do they drain into ?" asking about?
Answer: location

Problem: What type of thing is the question "What was the first domesticated bird ?" asking about?
Answer: entity

Problem: What type of thing is the question "What Nazi leader killed himself in jail just before he was to be executed as a war criminal ?" asking about?
Answer:
human