#include<iostream>
using namespace std;
int main(){
  int day[12]={31,29,31,30,31,30,31,31,30,31,30,31};
  int m,d;
  int ans=0;
  while(cin>>m>>d){
    if(m==0&&d==0) break;
    ans = 0;
    for(int i=0;i<m-1;i++) ans += day[i];
    ans += d;
    switch(ans%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;
    }
  }
  return 0;
}