Problem: What type of thing is the question "What time of year is air travel the heaviest ?" asking about?
Answer: numeric

Problem: What type of thing is the question "What is the zodiac sign for August 14 ?" asking about?
Answer: entity

Problem: What type of thing is the question "What John Steinbeck novel portrays the Joad family , driven from the Oklahoma dustbowl ?" asking about?
Answer:
entity