#include<stdio.h>
#include<math.h>
int main(){
	int d,m,y,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 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;
            case 6: printf("Sunday\n"); break;
        }
		
	}
	return 0;
}