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.
Input: Sheriff Andy Taylor:  Why , I was readin ' here just the other day where there 's somewhere like four hundred needy boys in this county alone , or ... or - or one and a half boys per square mile .
Opie Taylor: There is ?
Sheriff Andy Taylor: There sho ' is .
Opie Taylor: I never seen one , Pa.
Sheriff Andy Taylor: Never seen _ one _ , what ?
Opie Taylor: A half a boy .
Sheriff Andy Taylor: Well , it 's not really a half a boy . It 's a ratio .
Opie Taylor: Horatio who ?
Sheriff Andy Taylor: Not Horatio . A ratio . It 's mathematics - arithmetic . Look , now , Opie , just ... forget ... forget that part of it . F - f - forget the part about the half a boy .
Opie Taylor: It 's pretty hard to forget a thing like that , Pa.
Sheriff Andy Taylor: Well , try .
Opie Taylor: Poor Horatio .
Sheriff Andy Taylor: Now look , Opie , Horatio is not the only needy boy ... Son , uh , did n't you ... did n't you ever give anybody anything just for the pleasure of it . Something you did n't want anything in return for ?
Opie Taylor: Sure , just yesterday I gave my friend Jimmy somethin' .
Sheriff Andy Taylor: Now that 's fine . What 'd you give him ?
Opie Taylor: A sock in the head .
Sheriff Andy Taylor: I - I meant charity .
Opie Taylor: I did n't charge him nothing .
Sheriff Andy Taylor: I meant somethin' for the joy of givin ' .
Opie Taylor: I enjoyed it !

boys