Given the task definition and input, reply with output. 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.

Charles: Mademoiselle ! Where 'd you get this blue eye ?
Kay Colby: I got the blue _ one _ from my mother 's side of the family . The black one is a present from a gentleman who 's crazy about me .
Charles: Ah , c'est l'amour !
Kay Colby: Mmm ... What can you do about it ?
Charles: We fix it perfect . If Mademoiselle will sit , please .
Kay Colby: Yeah .
Charles: First of all , we put on the cold towel . Some astringent maybe . Then some raw beef . Just a small piece .
Kay Colby: Put the whole cow on if it 'll help any .
eye