Problem: What type of thing is the question "In the song `` Yankee Doodle , '' why did Yankee Doodle stick a feather in his cap and call it macaroni ?" asking about?
Answer: description

Problem: What type of thing is the question "Who founded the modern theory of probability ?" asking about?
Answer: human

Problem: What type of thing is the question "What is the largest natural lake in Pennsylvania ?" asking about?
Answer:
location