
import sys
import math

dayy = [0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]

def days(a, day):
    if a == 0:
        return day
    else:
        return days(a-1, day + dayy[a])


while 1:
    inp = raw_input().split()
    ii = int(inp[0])
    jj = int(inp[1])
    if ii == 0 and jj== 0:
        break
    ans = days(ii-1, 0) + jj
    ans = ans % 7
    if ans == 1:
        print "Thursday"
        continue
    if ans == 2:
        print "Friday"
        continue
    if ans == 3:
        print "Saturday"
        continue
    if ans == 4:
        print "Sunday"
        continue
    if ans == 5:
        print "Monday"
        continue
    if ans == 6:
        print "Tuesday"
        continue
    if ans == 0:
        print "Wednesday"
        continue