#include <stdio.h>
#include <math.h>
int main(){
	int y,m,d,w;
	double s,p;
	while(scanf("%d %d %d",&y,&m,&d) != EOF){
		if(m==1||m==2){
		  m+=12;
		  y--;
		}
		w=(d+2*m+3*(m+1)/5+y+y/4-y/100+y/400+1)%7 ;
		switch(w){
		case 1:
			printf("Monday\n");
			break;
		case 2:
			printf("Tuesday\n");
			break;
		case 3:
			printf("Wednesday\n");
			break;
		case 4:
			printf("Thursday\n");
			break;
		case 5:
			printf("Friday\n");
			break;
		case 6:
			printf("Saturday\n");
			break;
		case 0:
			printf("Sunday\n");
			break;

		}
	}
	return 0;
 }