Definition: 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.
Input: Tails:  We 'll watch your kids . Sonic just loves hanging out with the babes .
Sonic: That 's babes as in girls , not crying , drooling , hair pulling kids . I do n't know the first thing about babies .
Tails: What 's there to know ? I mean you used to be _ one _ right ?

babies