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.

Example Input: Harold:  Where were the mutants coming from ?
Vault Dweller: Everywhere ! Hell , seemed like you could n't fart without hitting _ one _ . But mostly in the northwest .
Vault Dweller: You farted Northwest ?
Harold: Pretty good ... Noo ...
Example Output: mutants

Example Input: Dylan Hunt:  I 'd like to be alone if you do n't mind .
Rev: I understand . I myself prefer to be alone when doing mathematics .
Dylan Hunt: How 'd you know ?
Rev: It was n't difficult . In fact , I suspect I could guess the equation . Let me see - one thousand ships , average crew size , _ one _ hundred , simple multiplication .
Dylan Hunt: One hundred thousand people . How can I even consider it ?
Example Output: size

Example Input: Corneilia:  This is for you . It 's a letter from Petey . He wrote it before he died . He said to give it to you if you ever got married .
Audrey: Dear Mom , If you 're reading this you must be getting married . I knew you would someday , at least I hoped you would . I know the angels are coming for me soon so I 'd better say this now . I hope he 's great , I hope you are the most important thing in his life , and he makes you feel like singing . But you 'll always be my sunshine . I hope we can all be together someday , and tell him I 'll be up in Heaven waiting . Love Petey .
Corneilia: How can Petey ever meet Scott up in Heaven if Scott does n't even believe there IS _ one _ ?
Audrey: Oh God !
Corneilia: I 'm sorry , Mrs. Carmichael !
Example Output:
Heaven