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

int main()
{
    int mon, day;
    while( cin >> mon >> day )
    {
        int d = 0;
        
        if( mon == 0 && day == 0 )
            break;

        switch( mon )       //入力手前の月の日数分合計し、日にちを足して、最後に7で割った余りを出す。
        {
            case 12:
                d += 30;
            case 11:
                d += 31;
            case 10:
                d += 30;
            case 9:
                d += 31;
            case 8:
                d += 31;
            case 7:
                d += 30;
            case 6:
                d += 31;
            case 5:
                d += 30;
            case 4:
                d += 31;
            case 3:
                d += 29;
            case 2:
                d += 31;
        }

        switch( ( day + d ) % 7 )               //次ごとの計算は面倒。日に直せば、あとは余りを出すだけ。
        {
            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;
        }

    }
    return 0;
}
