#include <iostream>
#include <string>
using namespace std;

int main()
{
	int month,day;
    int months[] = {31,29,31,30,31,30,31,31,30,31,30,31};
    string days[7] = {"Thursday","Friday","Saturday","Sunday","Monday","Tuesday","Wndnessday"};
    while(cin >> month >> day)
    {
        if(month == 0) break;
        else
        {
            int sum = 0;
            for(int i=0;i<month-1;i++)
            {
                sum += months[i];
            }
            sum += day;
			if(sum%7 == 0)
			{
				cout << days[6] << endl;
			}
			else
			{
				cout << days[sum%7-1] << endl;
			}
        }
    }
	return 0;
}