#include<bits/stdc++.h>
using namespace std;
int main(){
	string s;
	int fx=4,k=0;
	while(getline(cin,s)){
		if(s="LEFT")fx=(fx+1)%4;
		if(s="RIGHT")fx=(fx-1)%4;
		if(s="GO"){
		   cout<<"FAIL"<<endl;
		   k++;	
		}
		if(fx==4)cout<<"E"<<endl;
		if(fx==3)cout<<"W"<<endl;
		if(fx==2)cout<<"S"<<endl;
		if(fx==1)cout<<"N"<<endl;
		if(k==4){
			cout<<"END"<<endl;
			cout<<"*"<<" "<<"*"<<" "<<"*"<<endl;
			cout<<"*"<<" "<<"."<<" "<<"*"<<endl;
			cout<<"*"<<" "<<"*"<<" "<<"*"<<endl;
			return 0;
		}
	}
	return 0;
}