title: Get instance property instead of undefined method
body: <pre><code>class Place
    @description = "Default place"
  
    def initialize(x : Int32, y : Int32, description : String)
      @x = x
      @y = y
      @description = description
  
      puts "Description of this place is: #{description}"
    end
  end
  
  
  
  require "./browser-game/*"
  require "./places/*"
  
  module Browser::Game
    # TODO Put your code here
    place = Place.new 2, 3, "Yay new description"
  
    puts place.description
    puts "End of the program"
  end
  </code></pre>
  
  <p>I receive this error:</p>
  
  <blockquote>
    <p>Error in browser-game.cr:8: undefined method 'description' for Place</p>
  
  <pre><code>puts place.description
             ^~~~~~~~~~~
  </code></pre>
  </blockquote>