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