#encoding:utf-8 No.0027 2014.10.6
def count_days(month)
  m = 1
  days = 0
  until m == month
    if m == 2
      days += 29
    elsif m%2 == 0
      days += 30
    else
      days += 31
    end
    m += 1
  end
  return days
end

while (date =  gets.chomp.split.map{|item| item = item.to_i}) != [0,0]
  month,day = date
  day += count_days(month)
  case day%7
    when 1
      puts "Thursday"
    when 2
      puts "Fryday"
    when 3
      puts "Saturday"
    when 4
      puts "Sunday"
    when 5
      puts "Monday"
    when 6
      puts "Tuesday"
    else
      puts "Wednesday"
  end
end