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