#include<bits/stdc++.h>
using namespace std;
char ufo[6],earth[6];
int u[6],e[6];
long long ut,et; 
int main(){
	for(int i=1;i<=6;i++){
		cin>>ufo[i]; 
	}
	for(int i=1;i<=6;i++){
		cin>>earth[i]; 
	}
	for(int i=1;i<=6;i++){
		if(ufo[i]=='A'){
			u[i]=1;
		}
		
		if(ufo[i]=='B'){
			u[i]=2;
		} 
		if(ufo[i]=='C'){
			u[i]=3;
		}
		
		if(ufo[i]=='D'){
			u[i]=4;
		}
		if(ufo[i]=='E'){
			u[i]=5;
		}
		
		if(ufo[i]=='F'){
			u[i]=6;
		} 
		if(ufo[i]=='G'){
			u[i]=7;
		}
		
		if(ufo[i]=='H'){
			u[i]=8;
		} 
		if(ufo[i]=='I'){
			u[i]=9;
		}
		
		if(ufo[i]=='J'){
			u[i]=10;
		}
		if(ufo[i]=='K'){
			u[i]=11;
		}
		
		if(ufo[i]=='L'){
			u[i]=12;
		} 
		if(ufo[i]=='M'){
			u[i]=13;
		}
		
		if(ufo[i]=='N'){
			u[i]=14;
		} 
		if(ufo[i]=='O'){
			u[i]=15;
		}
		
		if(ufo[i]=='P'){
			u[i]=16;
		}
		if(ufo[i]=='Q'){
			u[i]=17;
		}
		
		if(ufo[i]=='R'){
			u[i]=18;
		}
		if(ufo[i]=='S'){
			u[i]=19;
		}
		
		if(ufo[i]=='T'){
			u[i]=20;
		} 
		if(ufo[i]=='U'){
			u[i]=21;
		}
		
		if(ufo[i]=='V'){
			u[i]=22;
		}
		if(ufo[i]=='W'){
			u[i]=23;
		}
		
		if(ufo[i]=='X'){
			u[i]=24;
		}
		if(ufo[i]=='Y'){
			u[i]=25;
		}
		
		if(ufo[i]=='Z'){
			u[i]=26;
		} 
	}
	for(int i=1;i<=6;i++){
		if(earth[i]=='A'){
			e[i]=1;
		}
		
		if(earth[i]=='B'){
			e[i]=2;
		} 
		if(earth[i]=='C'){
			e[i]=3;
		}
		
		if(earth[i]=='D'){
			e[i]=4;
		}
		if(earth[i]=='E'){
			e[i]=5;
		}
		
		if(earth[i]=='F'){
			e[i]=6;
		} 
		if(earth[i]=='G'){
			e[i]=7;
		}
		
		if(earth[i]=='H'){
			e[i]=8;
		} 
		if(earth[i]=='I'){
			e[i]=9;
		}
		
		if(earth[i]=='J'){
			e[i]=10;
		}
		if(earth[i]=='K'){
			e[i]=11;
		}
		
		if(earth[i]=='L'){
			e[i]=12;
		} 
		if(earth[i]=='M'){
			e[i]=13;
		}
		
		if(earth[i]=='N'){
			e[i]=14;
		} 
		if(earth[i]=='O'){
			e[i]=15;
		}
		
		if(earth[i]=='P'){
			e[i]=16;
		}
		if(earth[i]=='Q'){
			e[i]=17;
		}
		
		if(earth[i]=='R'){
			e[i]=18;
		}
		if(earth[i]=='S'){
			e[i]=19;
		}
		
		if(earth[i]=='T'){
			e[i]=20;
		} 
		if(earth[i]=='U'){
			e[i]=21;
		}
		
		if(earth[i]=='V'){
			e[i]=22;
		}
		if(earth[i]=='W'){
			e[i]=23;
		}
		
		if(earth[i]=='X'){
			e[i]=24;
		}
		if(earth[i]=='Y'){
			e[i]=25;
		}
		
		if(earth[i]=='Z'){
			e[i]=26;
		} 
	}
	for(int i=1;i<=6;i++){
		ut*=ufo[i]; 
	}
	for(int i=1;i<=6;i++){
		et*=earth[i]; 
	}
	if(ut%47==et%47){
		cout<<"GO";
	}		
	else{
		cout<<"STAY"
	}
	return 0;
}