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