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:
Henry Blake:  Captain Sloan here is with supply .
Captain Sloan: More accurately , I 'm with the 375th Q. M. H. Q. , COMSEAPAC , SEOULSEC REPDEP .
Hawkeye: Maybe I 'll have that drink .
Captain Sloan: Now , the business at hand is an incubator , that is if my lieutenant understood what your colonel said you captains want .
Hawkeye: Right .
Trapper: And we need _ one _ as soon as possible .
Captain Sloan: Well , let 's see what the good book says .
Hawkeye: The good book ?
Captain Sloan: The Manual of Supply and Requisition .
Hawkeye: MANSUPREQ .
Captain Sloan: Um , " inhalator , indicator , innoculator , infusilator - " Here it is : 437 - stroke - R2 , incubator .
Henry Blake: Thar she blows !
Captain Sloan: " Device for developing bacterial cultures at constant suitable temperatures . " Uh - huh . I see . That certainly makes sense . You ca n't have one .

Ex Output:
incubator


Ex Input:
Thea Queen:  A bunch of superheroes in a farmhouse ? I feel like I 've seen that in a movie before .
Oliver Queen: We need a secure location .
Caitlin Snow: What 's wrong with S.T.A.R. Labs ?
Oliver Queen: Well , I mean , absolutely nothing if you forget about the revolving doors you installed so the bad guys to come and go as they please .
Caitlin Snow: Remind me again what happened to your old lair , or the _ one _ before that .
Felicity Smoak: Well , lair number one was compromised by the police , and ...
Felicity Smoak: I
Felicity Smoak: will stop helping .

Ex Output:
lair


Ex Input:
Dr. Elliot Reid:  I wonder if they found a new head of medicine yet ?
The Janitor: Actually , they found _ one _ this morning .
Oscar the Grouch: All right , you knuckle heads ! Shape up ! I 'm watching you , John Dorian , and guess what ? My eyes never close !
The Janitor: Mine neither .
Dr. John 'J.D.' Dorian: I grew up on the street . Not the hood . Sesame Street .

Ex Output:

head