#include <stdio.h>
int main()
{
	char yobi[7][10]={"Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"};
	int month,day;
	while(1){
		scanf("%d %d",&month,&day);
		if(month==0)
			break;
		for(int i=0;i<month;i++){
			switch(i){
				case 2:
					day+=29;
				case 4:
				case 6:
				case 9:
				case 11:
					day+=30;
				default:
					day+=31;
			}
		}
		printf("%s\n",yobi[day%7]);
	}
	return 0;
}