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: Special Agent Seeley Booth:  You know , Wendell . You know , back in ' 2 , we had to secure this ridge in Gozni before our major forces came in . Little did we know , the Taliban had already been there and they pinned us down for about six days , and they kept picking us off ... one by one . Fifteen guys went up that ridge and only _ three _ came home .
Wendell Bray: I know what you 're tryin ' to do , Booth . I appreciate it . The doctors tried to do the same thing ...
Special Agent Seeley Booth: No , you do n't . I do n't think you know what I 'm talking about . And I do n't think you appreciate what I 'm telling you right now . What I 'm telling you is that I saw twelve of my brothers killed in front of me . Twelve . You got dealt a bad hand . Deal with it .
Wendell Bray: Sorry ...
Special Agent Seeley Booth: Enough with the apologies . Okay , Wendell ? Stop feeling sorry for yourself and keep fighting . I do n't need to see another brother die .

guys