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