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.

Ex Input:
Captain Jack: Damn it ! It 's the special features , they really drain the battery .
Rose Tyler: The battery ? It 's so lame .
Captain Jack: I was going to send for another _ one _ but * somebody 's * got to blow up the factory .
Rose Tyler: Oh , I know . First day I met him , he blew my job up . That 's practically how he communicates .

Ex Output:
battery

Ex Input:
Hopopotamus: How 's about givin ' a lady a ride in that there stage ?
Rhinokey: Sure . I 'll be back as soon as I find _ one _ .

Ex Output:
lady

Ex Input:
Dr. Phlox: Being alone on Enterprise - just the two of us - has proven more stressful than I imagined . Two people are n't even enough for a Denobulan marriage , a ... proper _ one _ , anyway .

Ex Output:
marriage