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