#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");
		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;
}