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: Inspector Trout:  We found a body .
Lombardo, Shipping Agent: Well , I did n't know you mislaid _ one _ . Whose ?
Sir Wayne Waverley: Ambrose 's .
Lombardo, Shipping Agent: Ah , him .
Inspector Trout: Did you know him , sir ?
Lombardo, Shipping Agent: Not intimately . But he was always going on trips . He was an archeologist , digging around in the dirt , like you chaps .
Inspector Trout: We have reason to believe he was murdered .
Lombardo, Shipping Agent: Murdered ?
Sir Wayne Waverley: Killed .
Lombardo, Shipping Agent: I understand what it means . But by who ?

body