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