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.

Input: Consider Input: Bradley Buzzcut:  Alright , what 's the square root of 9 ? Beavis and Butt - head ! Do you know the answer ?
Butt-head: Uh ... could you like , repeat the question a few times ?
Bradley Buzzcut: The square root of the number 9 ! Answer ! Pronto !
Beavis: Um ... _ 60 _ ?
Butt-head: Uh ... 90210 ?
Beavis: Yeah , um ... LMNOP ?

Output: root


Input: Consider Input: Chuck Bartowski:  uh , phone trouble again ?
Sarah Walker: Uh , yeah . I 'm not sure I 'm able to receive calls cause ... I never got _ one _ from you .

Output: calls


Input: Consider Input: Leonard Hofstadter:  I 'm glad Penny 's dating . Now I can really let loose .
Howard Wolowitz: You were holding back ?
Leonard Hofstadter: Out of courtesy , yes .
Rajesh Koothrappali: What about the ten years before Penny .
Leonard Hofstadter: Hey , I 've date plenty of women .
Howard Wolowitz: Like who ?
Leonard Hofstadter: Well , there 's Joyce Kim , Leslie Winkle ...
Sheldon Cooper: Notify
Sheldon Cooper: the editors of the Oxford English Dictionary : the word " plenty " has been redefined to mean " _ two _ " .


Output: word