content: empty = {}
  oneDimensional = { isOneDimensional: true }
  twoDimensional = {
      "has-second-layer": true,
      level: 1
      secondLayer: {
          level: 2
      }
  }
  
  for each key in twoDimensional
      print key
  end for
  
  print twoDimensional.secondLayer.level
  
  ' add third layer
  twoDimensional.secondLayer.thirdLayer = { level: 3 }
  
  print twoDimensional.secondLayer.thirdLayer.level
  
  ' modify the top for a silly example
  twoDimensional.secondLayer.level *= 3
  print twoDimensional.secondLayer.level
  
  ' add property to `empty` to be really silly
  empty.isEmpty = oneDimensional.isOneDimensional and false
  print empty.["isEmpty"]