#include<iostream>

using namespace std;
int main(){
	int y,m,d,n;
	while(scanf("%d %d %d",&y,&m,&d)!=EOF){
		if(m==1||m==2){
			m+=12;
			y--;
		}
		n = (d+2*m+3*(m+1)/5+y+y/4-y/100+y/400) % 7;
		switch(n){
			case 0:printf("Monday\n");break; 
			case 1:printf("Tuesday\n");break;
			case 2:printf("Wednesday\n");break;
			case 3:printf("Thursday\n");break;
			case 4:printf("Friday\n");break;
			case 5:printf("Saturday\n");break;
			case 6:printf("Sunday\n");break;
		}
	}
}