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:
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:
C-3PO:  Sir , the possibility of successfully navigating an asteroid field is approximately _ 3,720 _ to 1 .
Han Solo: Never tell me the odds .

Ex Output:
odds


Ex Input:
Alice Hyatt:  Is Mel in a good mood ?
Vera Louise Gorman: I do n't know ; I 've never seen him in _ one _ .

Ex Output:

mood