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: NCIS Special Agent Timothy McGee:  Hey Boss ?
NCIS Special Agent Leroy Jethro Gibbs: Yes , McGee ?
NCIS Special Agent Timothy McGee: You ever lost a fight ?
NCIS Special Agent Leroy Jethro Gibbs: Not sure I even ever won _ one _ .
Abby Sciuto: Definitely a Gibbs clone .

fight