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: New Goat:  First we have to FAX our association baaack in Northwood .
Charles R. Aber: What does that mean ?
New Goat: Do n't any of you have a FAX machine ?
Lady Aberlin: Well , there might be one in the F - Room of the castle , but I 've never actually seen _ one _ .

machine