#include <bits/stdc++.h>

 using namespace std;

 inline int read(int &x){x=;int k=;char c;for(c=getchar();c<''||c>'';c=getchar())if(c=='-')k=-;for(;c>=''&&c<='';c=getchar())x=x*+c-'';return x*=k;}

 int T,n,x,t,a;

 int main(){

     read(T);

     while(T--){

         read(n); x=t=;

         while(n--){

             x^=read(a);

             t+=a>;

         }

         puts((!t&&!x)||(t&&x)?"John":"Brother");

     }

     return ;

 }