Given the task definition, example input & output, solve the new input case.
You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
Example: Category: WHO'S BUYING? 
Clue: YouTube, in 2006
Output: google
Google acquired, i.e. bought, YouTube in 2006 for $1.65 billion.

New input case for you: Category: IN THE BO-"D" 
Clue: Primarily composed of calcium, it's the main tissue beneath the enamel of a tooth's surface
Output:
dentin
Given the task definition, example input & output, solve the new input case.
You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
Example: Category: WHO'S BUYING? 
Clue: YouTube, in 2006
Output: google
Google acquired, i.e. bought, YouTube in 2006 for $1.65 billion.

New input case for you: Category: IN THE BO-"D" 
Clue: Primarily composed of calcium, it's the main tissue beneath the enamel of a tooth's surface
Output:
user
dentin
assistant
Given the task definition, example input & output, solve the new input case.
You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
Example: Category: WHO'S BUYING? 
Clue: YouTube, in 2006
Output: google
Google acquired, i.e. bought, YouTube in 2006 for $1.65 billion.

New input case for you: Category: IN THE BO-"D" 
Clue: Primarily composed of calcium, it's the main tissue beneath the enamel of a tooth's surface
Output:
dentin