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: Kevin Ryan:  So Caleb was burned alive because LokSat found out that he switched sides and was working with you ?
Kate Beckett: Yeah , and now LokSat is going after Vikram , Castle , me ; anyone that knows anything about them . So I need you guys to forget everything that you just heard .
Kevin Ryan: Oh , no , afraid we ca n't do that , boss .
Kate Beckett: You guys , LokSat took out my entire A.G. team . I 'm not gon na let that happen to you .
Javier Esposito: And we 're not gon na let you go to war without your two best soldiers .
Kate Beckett: Right now , there 's no war to be fought . Castle and I are probably gon na have to disappear for a while , at least until we find another lead on LokSat .
Javier Esposito: Beckett , we already have _ one _ .
Javier Esposito: Caleb
Javier Esposito: IDed his killer . LokSat 's right hand man . You know what this means ?
Kevin Ryan: Catching Caleb 's killer will put us on a path to LokSat .

Output: lead


Input: Consider Input: Ilich Ramírez Sánchez, aka 'Carlos':  I thought Nada was with you .
Wilfried Böse 'Boni': She left . She said she 'd be more useful in Europe with her comrades from June 2nd movement . Yeah .
Ilich Ramírez Sánchez, aka 'Carlos': Good riddance .
Wilfried Böse 'Boni': We were at Wadie Haddad 's .
Ilich Ramírez Sánchez, aka 'Carlos': What 's his verdict ?
Wilfried Böse 'Boni': He hasn't made up his mind yet . But I do n't think he 'll forgive you .
Brigitte Kuhlmann: He wants to launch a new operation . He says he has to erase the failure of the previous _ one _ .
Ilich Ramírez Sánchez, aka 'Carlos': Am I in ?
Wilfried Böse 'Boni': It 's too soon . You are too visible .
Ilich Ramírez Sánchez, aka 'Carlos': He wants me out . Too bad . Too bad for him and too bad for the Palestinian revolution .
Wilfried Böse 'Boni': I am incharge of the mission . Brigitta will back me up and Anton will take care of logistics .
Brigitte Kuhlmann: The security checks on El - Al are too strict , we 've chosen an Air France flight . We 'll be doing it soon .
Wilfried Böse 'Boni': Is he upset ?

Output: operation


Input: Consider Input: The Doctor:  Your chances of survival are about one in a _ thousand _ . So here 's what you do - you forget the thousand and you concentrate on the one .


Output: chances