#include<stdio.h>

int main ()
{
	int y,m,d;
	int w;
	int c;
	int u;
	while(scanf("%d %d %d",&y,&m,&d)!=EOF)
	{
		if(m==1||m==2)
		{
			m=m+12;
			y-=1;
		}
		c=y/100;
		u=y%100;
		//W=[C/4]-2C+y+[y/4]+[26(m+1)/10]+d-1 
		w=c/4-2*c+u+u/4+26*(m+1)/10+d-1;
		if(w<0)
		while(w<0)
		w+=7;
		int week=w%7;
			if(week==0)
		printf("Sunday\n");
		else if(week==1)
		printf("Monday\n");
		else if(week==2)
		printf("Tuesday\n");
		else if(week==3)
		printf("Wednesday\n");
		else if(week==4)
		printf("Thursday\n");
		else if(week==5)
		printf("Friday\n");
		else if(week==6)
		printf("Saturday\n");
	
	}
}