[백준]B1-1924

x,y = map(int,input().split())
month = [31,28,31,30,31,30,31,31,30,31,30,31]
day = ["MON","TUE","WED","THU","FRI","SAT","SUN"]
y += sum(month[:x-1])
print(day[y%7 - 1])