#include<stdio.h>
#include<math.h>
using namespace std;
int ww(int y, int m, int d){
	if (m == 1 || m == 2) {
		m += 12;
		y--;
	}
	int iw = (d + 2 * m + 3 * (m + 1) / 5 + y + y / 4 - y / 100 + y / 400) % 7;
	return iw + 1;
}
int main(){
	int y, m, d;
	while (scanf("%d%d%d", &y, &m, &d) != EOF){
		int wk = ww(y, m, d);
		//printf("%d\n", wk);
		switch (wk){
		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 7:
			printf("Sunday\n");
			break;
		}
	}
	return 0;
}