int runnian(int year)

{
	int result;
	if((year%400==0)||(year%100!=0&&year%4==0)) result=1;
	else result=0;
	return result;
}
int main()
{
	int b,tian=-1,nian,yue,ri,a=1,i;
	scanf("%d%d%d",&nian,&yue,&ri);
    b=nian%4000;
	for(i=1;i<b;i++)
	{
		if(runnian(i)) a=a+2;
		else a++;
	}
	for(i=1;i<yue;i++)
	{
		if(i==1||i==3||i==5||i==7||i==8||i==10) tian+=31;
		else if(i==4||i==6||i==9||i==11) tian+=30;
		else if(i=2)
		{
			if(runnian(b)) tian+=29;
			else tian+=28;
		}
	}
	tian+=ri;
	a=a+tian;
	if(a%7==0) printf("Sun.");
	if(a%7==1) printf("Mon.");
	if(a%7==2) printf("Tue.");
	if(a%7==3) printf("Wed.");
	if(a%7==4) printf("Thu.");
	if(a%7==5) printf("Fri.");
	if(a%7==6) printf("Sat.");
	return 0;
}