#include<stdio.h>
#include<math.h>
int main(){
	int y,m,d;
	int 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;
		switch(w)
    	{
    	    case 6 : printf("Sunday\n"); break;
        	case 0 : printf("Monday\n"); break;
       		case 1 : printf("Tuesday\n"); break;
        	case 2 : printf("Wednesday\n"); break;
        	case 3 : printf("Thursday\n"); break;
        	case 4 : printf("Friday\n"); break;                                                             
        	case 5 : printf("Saturday\n"); break;
    	}
	}
}