#include<stdio.h>
int main()
{
	int y,m,d,c,n;
	int w;
	while(scanf("%d %d %d",&y,&m,&d)!=EOF)
	{
		c=y/100;
		n=y%100;
		if(m<=2)
		{
			n-=1;
			m+=12;
		}
		w=n+n/4+c/4-2*c+13*(m+1)/5+d-1;
		if(w<0)
		{
			w=7-w*(-1)%7;
		}
		if(w%7==0)
			printf("Sunday");
		if(w%7==1)
			printf("Monday");
		if(w%7==2)
			printf("Tuesday");
		if(w%7==3)
			printf("Wednesday");
		if(w%7==4)
			printf("Thursday");
		if(w%7==5)
			printf("Friday");
		if(w%7==6)
			printf("Saturday");
		puts("");
	}
	return 0;
}