#include<stdio.h>
#include<math.h>
int main(){
	int m,y;
	int d;
	while(scanf("%d%d%d",&y,&m,&d)!=EOF){
		int w,c;
		c=y/100;
		y=y%100;
		if(m==1||m==2){
			y--;
			m+=12;
		}
		w=y+y/4+c/4-2*c+13*(m+1)/5+d-1;
		while(w<0){
			w+=7;
		}
		w=w%7;
		if(w==1)
			printf("Monday\n");
		if(w==2)
			printf("Tuesday\n");
		if(w==3)
			printf("Wednesday\n");
		if(w==4)
			printf("Thursday\n");
		if(w==5)
			printf("Friday\n");
		if(w==6)
			printf("Saturday\n");
		if(w==0)
			printf("Sunday\n");
	}
}