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: Consider Input: Isambard Sinclair, narrator:  Is this the beginning of the end for Danger Mouse or only the end of the beginning ? Or is it three quarters plus a little tiny bit of somewhere around the middle ? Write your answers on a sliced loaf and tune in two the next enthralling installment of ' Four Heads Are Better than _ Two _ ' with Danger Mouse .

Output: Heads


Input: Consider 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 .

Output: battery


Input: Consider Input: Special Agent Frank Lundy:  First report from the field had these parts as coming from one body .
Dexter Morgan: Actually , it 's two
Special Agent Frank Lundy: Actually , it 's _ two _ .
Dexter Morgan: Uh - oh .


Output: body