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


	}
}