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: Arkady Kolcheck:  I 'm out of bullets . And I know you have three left .
'G' Callen: Four .
Arkady Kolcheck: You would n't consider giving me _ one _ ?
'G' Callen: Sure . How much are they worth to you ?

bullets