Problem: What type of thing is the question "Where did cable cars first roll down Clay Street in 1873 ?" asking about?
Answer: location

Problem: What type of thing is the question "How many stars are there on the Soviet Union 's flag ?" asking about?
Answer: numeric

Problem: What type of thing is the question "What revelation did Alexander Butterfield make to the Senate Watergate committee ?" asking about?
Answer:
description