(Program
  (Package
    (Identifier))
  (
  {+(QualifiedImport
    {+(Identifier)+})+}
  {+(Import
    {+(TextElement)+})+}
  { (QualifiedImport
    {-(Identifier)-})
  ->(QualifiedImport
    {+(Identifier)+}) }
  {-(Import
    {-(TextElement)-})-}
  {-(QualifiedImport
    {-(Identifier)-})-})
  (Function
    (Empty)
    (Identifier)
    ([])
    ([])))