person.rb

class Person

  def look_around
    puts "looks around carefully."
  end

  def witness_transformation
    puts "Suddenly, #{@name} transforms into a #{$gender} named #{@new_name} right before your eyes!"
  end

end

class Gender < Person

  def initialize(gender)
    @@gender = gender
  end

  def what?
    puts "a tall #{@@gender},"
  end

  def begins_to_morph
    @@gender == "female" ? $gender = "male" : $gender = "female"
  end

end

class Name < Gender

  def initialize(name)
    @name = name
    @new_name = ""
  end

  def change_name_to(name)
    @new_name = name
  end

  def is_named_like_a(something)
    is = Gender.new(something)
    puts "#{@name}, "
    is.what?
  end

end

thing = Name.new('Jane')
thing.is_named_like_a('female')
thing.look_around
thing.begins_to_morph
thing.change_name_to('Jim')
thing.witness_transformation