In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.

Ex Input:
Donatello: These mousers are incredible ! The servo mechanics , the circuitry , the articulation ... !
Raphael: Geez , Donny , why do n't you just marry _ one _ already .

Ex Output:
mousers

Ex Input:
Marie: Is this where we go when we die ?
Chris Nielsen: It 's a dream , baby , it 's a beautiful _ one _ , but you know dreams ...
Marie: I know , are n't real . I know .

Ex Output:
dream

Ex Input:
Dr. Al Robbins: He 's been pretty worked over . How many teeth did you find at the crime scene ?
Grissom: Two .
Dr. Al Robbins: He 's missing _ six _ .

Ex Output:
teeth