#include <bits/stdc++.h>
using namespace std;
int main()
{
	cout << "LEFT" << endl;
	string c;
	cin >> c;
	if (c == "E"){cout << "LEFT" << endl;cin >> c;}
	if (c == "W"){cout << "RIGHT" << endl;cin >> c;} 
	if (c == "S"){cout << "LEFT" << endl;cin >> c;cout << "LEFT" << endl;cin >> c;}
	cout << "GO" << endl;
	cin >> c;
	if (c == "FAIL")
	{
		cout << "LEFT" << endl;cin >> c;cout << "GO" << endl;cin >> c;
		if (c == "FAIL")
		{
			cout << "LEFT" << endl;cin >> c;cout << "GO" << endl;cin >> c;
			if (c == "FAIL")
			{
				cout << "LEFT" << endl;cin >> c;cout << "GO" << endl;cin >> c;
				if (c == "FAIL")
				{
					cout << "END" << endl;
					cout << "3 3" << endl;
					cout << "###" << endl;
					cout << "#.#" << endl;
					cout << "###" << endl; 
				}
			}
		}
	}
	return 0;
}