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:
Dave:  How about now ?
Private: Hurray !
Classified: Yes ! Way to go , looks fantastic !
Dave: Excellent ! Now , where was I ?
Kowalski: Dave !
Short Fuse: Grrrr !
Dave: Greetings , North Wind . I see you 've met my old zoo - mates .
Skipper: We were never " mates . " There was no mating .
Classified: Turn yourself in , David . You are powerless now that I have stolen your precious Medusa Serum .
Skipper: What ? You did n't steal that !
Classified: It 's over .
Dave: It 's over ? Then ... why did I call you ? Wierd . OH ! Maybe it was to show you * this * !
Kowalski: That is a lot of serum for four penguins .
Dave: Oh , you thought this was just about you _ four _ ? No , no - no - no - no . We 're just getting started . Now , if you will excuse me , I have to go do some shopping ... FOR REVENGE ! Wait . How do you ... ?
Dave: What
Dave: do I push ?
Dave: Is
Dave: it the red , or ...
Dave: I
Dave: thought it was ... it 's not this -

Ex Output:
penguins


Ex Input:
Oscar Piper:  So that 's your system ?
Hildegarde Withers: Can you suggest a better _ one _ ?
Oscar Piper: I suggest using your head a little .
Hildegarde Withers: That 'd be nice work for you , Oscar , if you could get it .
Hildegarde Withers: Uuuhhh !

Ex Output:
system


Ex Input:
Diane Chambers:  Sam , if you 'll admit that you are carrying a little torch for me , I 'll admit that I 'm carrying a little one for you .
Sam Malone: Well , I am carrying a little torch for you .
Diane Chambers: Well , I 'm not carrying _ one _ for you .

Ex Output:

torch