class WhatDayIsToday
  def initialize
    init_ndays
    init_week
    init_calendar
  end

  def init_ndays
    @ndays = Array.new(12, 31)
    @ndays[1] = 29
    @ndays[3] = @ndays[5] = @ndays[8] = @ndays[10] = 31
  end

  def init_week
    @week = ["Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday"]
  end

  def init_calendar
    c = 3
    @calendar = []
    12.times do |i|
      temp = []
      @ndays[i].times do |j|
        temp.push @week[c % 7]
        c += 1
      end
      @calendar.push temp
    end
  end

  def what_day(month, day)
    @calendar[month - 1][day - 1]
  end
end

calendar = WhatDayIsToday.new

while line = gets do
  month, day = line.chomp.split(" ").map(&:to_i)
  break if month == 0
  puts calendar.what_day(month, day)
end