#include<iostream>
using namespace std;

int main(void){

    string day[7] = {"Saturday","Sunday","Monday","Tuesday","Wednesday","Thursday","Friday"};
    //int month[12] = {31,29,31,30,31,30,31,31,30,31,30,31};
    int x,y;

    while(cin >> x >> y){
        int h = 20;
        int n = 4;
        if(x == 0){
            return 0;
        }
        if(x == 1 || x == 2){
            n--;
            x+=12;
        }
                       
        int w = n + n/4 + h/4 - 2*h + 13*(x+1)/5 + y;
        //cout << w << endl;
       
        //cout << w%7 << endl;

        string ans = day[w%7];

        cout << ans << endl;
    }
    return 0;
}

