OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
"Who is the author of the book , `` The Iron Lady : A Biography of Margaret Thatcher '' ?"
human
OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
"What nationality is Pope John Paul II ?"
location
OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
"Who invented the toothbrush ?"
human