OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
"What 's the hardest substance in the human body ?"
entity
OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
"How do fuel injectors work ?"
description
OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
"What is the name of actor Rex Harrison 's son , who starred in a modestly popular TV show during the late 1960's ?"
human