parent

class Parent
   def initialize (name)
    @name = name
  end

  def name
    puts @name
  end

  def obedient
    @odedient = true
  end

  def to_s
    puts "#{@name} послушный: #{@obedient}"
  end
end

class Child < Parent
  def obedient
    @obedient = false
  end
end

vasya = Parent.new("Василий Игоревич")
puts vasya

kolya = Child.new("Коля")
puts kolya