#include <iostream>
using namespace std;

int main()
{
	int month[13] = {0,31,29,31,30,31,30,31,31,30,31,30,31};
	int m,d;
	while(cin >> m >> d){
		if(m==0&&d==0)
			break;
		int day=0;
		for(int i=1;i<m;i++){
			day+=month[i];
		}
		day+=d;
		switch(day%7){
			case 0:
				cout << "Wednesday" << endl;
				break;
			case 1:
				cout << "Thursday" << endl;
				break;
			case 2:
				cout << "Friday" << endl;
				break;
			case 3:
				cout << "Saturday" << endl;
				break;
			case 4:
				cout << "Sunday" << endl;
				break;
			case 5:
				cout << "Monday" << endl;
				break;
			case 6:
				cout << "Tuesday" << endl;
				break;
			default:
				break;
		}
	}
	return 0;
}