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: Dr. Gregory House:  When guys have brain / crotch problems , it 's usually the result of using _ one _ too much and the other too little .

Output: problems


Input: Consider Input: Corrine Day:  Any suspects , John ? Off the record ?
Corrine Day: You
Corrine Day: got my number ...
DCI John Luther: Yeah , memorized : _ 666 _ .
Corrine Day: Direct line .

Output: number


Input: Consider Input: TV voice:  Now , there are two arctic caribou , where previously , there were not _ one _ , but none .


Output: caribou