#include <bits/stdc++.h>
using namespace std;
string a,b;
int main(){
	cout<<"LEFT"<<endl;
	cin>>a;
	cout<<"GO"<<endl;
	cin>>b;
	cout<<"LEFT"<<endl;
	cin>>a;
	cout<<"GO"<<endl;
	cin>>b;
	cout<<"LEFT"<<endl;
	cin>>a;
	cout<<"GO"<<endl;
	cin>>b;
	cout<<"LEFT"<<endl;
	cin>>a;
	cout<<"GO"<<endl;
	cin>>b;
	cout<<"END"<<endl<<"3 3"<<endl;
	cout<<"###"<<endl<<"#.#"<<endl<<"###"<<endl;
	return 0;
}