TASK DEFINITION: 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.
PROBLEM: Robin the Frog:  I think it 's great to be going back to the swamp and rediscovering our roots .
Rowlf: Hey
Rowlf: , there 's _ one _ now .
Janice: Thanks .
Rowlf: It goes with the poison ivy .

SOLUTION: roots

PROBLEM: Esfandiar Mashaei:  We have 2 or 3 centrifuges , they say should n't have these _ three _ , but another day we have 2300 and they say it 's enough , no problem . what 's happened ? Their nature changed ? No , they 're submitted .

SOLUTION: centrifuges

PROBLEM: Clay Culhane:  If you killed in self - defense , then the law 's on your side .
Andy Meade: Well , seems to me you and your brothers made quite a name for yourself without callin ' in the law .
Clay Culhane: Quite a name . When they died at Marathon , _ one _ was 24 and other was 22 . How old are you , Andy ?
Andy Meade: Old enough to be on my own . Same as it 's always been .

SOLUTION:
brothers