Problem: What type of thing is the question "What beer advertised that it had `` three rings '' ?" asking about?
Answer: entity

Problem: What type of thing is the question "Why does a wheel , e.g. a car tire , appear to spin in the opposite direction as it slows down ?" asking about?
Answer: description

Problem: What type of thing is the question "What is artificial intelligence ?" asking about?
Answer:
description