#include <stdio.h>

int main()
{
	int y, m, d, c, w;
    while(scanf ("%d %d %d", &y, &m, &d)!=EOF){
    if (m ==1 || m == 2) 
  { 
    y--;
    m += 12;
  }
  c = y / 100;
  y = y - c * 100;
  w = (c / 4) - 2 * c + (y + y / 4) + (13 * (m + 1) / 5) + d - 1;
  while (w < 0) w += 7;
  w %= 7;
  if (w == 0) 
	  printf ("Sunday\n");
  else
  {
	  switch(w)
	  {
	      case 1:
		  printf("Monday\n");
		  break;
	      case 2:
		  printf("Tuesday\n");
		  break;
	      case 3:
		  printf("Wednesday\n");
		  break;
	      case 4:
		  printf("Thursday\n");
		  break;
	      case 5:
		  printf("Friday\n");
		  break;
		  case 6:
		  printf("Saturday\n");
		  break;
		  case 7:
		  printf("Sunday\n");
		  break;
   

	  }
  }

	}	  

  return 0;

}