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