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:
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 ?

Ex Output:
size


Ex Input:
Kevin Levin:  The Plumbers really need to upgrade their rides . I mean look at this thing . No power . Lousy security system .
Gwen Tennyson: You want _ one _ , do n't you ?
Kevin Levin: Yeah .
Gwen Tennyson: Maybe for your birthday .

Ex Output:
rides


Ex Input:
Detective Sergeant Jim Bergerac:  Jersey is an island . It 's nine miles by _ five _ . And if you drive * very * slowly , you can take a whole hour to go right round it . But when you get back , there 's still the same old restaurants and bars , discos and boutiques . Same sad faces waiting to be faced . Jersey is some kind of prison .

Ex Output:

miles