Input: What is the dot on an the letter i called ?

What kind of thing would answer this question?

OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
***
Output: entity

Input: What 's the name of Jacques Cousteau 's research ship ?

What kind of thing would answer this question?

OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
***
Output: entity

Input: What is the nursery rhyme Rock-a-by Baby about ?

What kind of thing would answer this question?

OPTIONS:
- description
- entity
- abbreviation
- human
- numeric
- location
***
Output:
description