#include <bits/stdc++.h>
using namespace std;

#define      PSB         push_back
#define      ll          long long
#define      FastIO      ios::sync_with_stdio(0);cin.tie(0); cout.tie(0);
constexpr ll mod = 1e9  + 7;
const ll N=3e6+5;


int main(){
  FastIO
  int n,t;
  cin>>t;
  while(t--){
   ll n;
   string s1,s2;
   cin>>n>>s1>>s2;
   sort(s1.begin(),s1.end());
   sort(s2.begin(),s2.end());
   if(s1>s2) cout<<"RED"<<endl;
   else if(s2>s1) cout<<"BLUE"<<endl;
   else cout<<"EQUAL"<<endl;
  }


  return 0;
}