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