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: Lieutenant Columbo:  Suddenly I thought of something . How clever that first murder was . The phone gimmick , working late in the office - brilliant .
Ken Franklin: Are you awarding gold medals today ?
Lieutenant Columbo: Yes . For the first _ one _ . Not for the second one . That was sloppy . Mrs. Melville , she 'd have been very disappointed .

murder