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

int main(){
	string command,feedback;
	while(feedback!="N"){
		command="LEFT";
		cout<<command<<endl;
		cin>>feedback;
	}
	int l[102][102]={};
	while (true) {
		command = "GO"; //
		cout << command << endl; //
		cin >> feedback; //
		if (all_explored) { //
			cout << "END" << endl;
			cout << n << " " << m << endl;
			for (int i = 0; i < n; i++) {
				for (int j = 0; j < m; j++) {
					cout << map[i][j];
				}
				cout << endl;
			}
			break; //
		} else {
			 //
		}
	}
	return 0;
}