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: Professor Felix Barish:  Do you have it ?
Alex: AH ! * Oh * , Professor * Barish * ...
Professor Felix Barish: Do you have the photo ?
Alex: What photo ?
Professor Felix Barish: The _ one _ behind the painting .
Alex: I do n't know what you 're talking about ...
Professor Felix Barish: Now do n't be coy , Alex ; if you have it , tell me .
Alex: I do n't have it ...
Professor Felix Barish: Where 's Chandler , Alex ?
Alex: You would n't believe me if I told you .
Professor Felix Barish: He 's in the photo , is n't he ?
Alex: How 'd you know ?
Professor Felix Barish: Because my freiend is in there , too .

photo