#include <stdio.h>
int main()
{
	int y,m,d;
	while(scanf("%d%d%d",&y,&m,&d)!=EOF)
	{
		if(m==1||m==2)
		{
			m+=12;
			y--;
			}
		int week=(d+2*m+3*(m+1)/5+y+y/4-y/100+y/400+1)%7;
		switch(week)
		{
			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;
}