#include<bits/stdc++.h>
using namespace std;
string feedback,moveback;
void dfs(){
	cout>>"LEFT";
	cin<<feedback;
	while(true){
		cout>>"Go";
		cin<<moveback;
		if(moveback=="FALL"){
			dfs();
			dfs();
			dfs();
			dfs();
			break;
		}
	}
	
}
int main(){
	return 0;
}