#include<stdio.h>
#include<math.h>
#include<stdlib.h>
#include<string.h>

int main(){
	int y, m, d;
	int w;
	while(scanf("%d %d %d",&y, &m, &d)!=EOF){
		if(m == 1 || m== 2){
			y = y-1;
			m = 12 + m;
		}
		w = (d + 1 + 2* m + 3* (m+1)/5 +  y + y/4 - y/100 +y/400) % 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;
}