(Statements
  (Package
    (Identifier))
  (Function
    (Identifier)
    (Statements
      (If
        (Statements
          (Call
          { (Identifier)
          ->(Identifier) }
            (Statements)
            (Empty)))
        (Call
          (Identifier)
          (Statements)
          (Empty))
        (Empty))
      (If
        (Statements
          (Assignment
          { (Identifier)
          ->(Identifier) }
            (Call
              (Identifier)
              (Statements)
              (Empty)))
          (Identifier))
        (Call
          (Identifier)
          (Statements)
          (Empty))
        (Empty))
      (If
        (Statements
          (Call
          { (Identifier)
          ->(Identifier) }
            (Statements)
            (Empty)))
        (Call
          (Identifier)
          (Statements)
          (Empty))
        (Call
          (Identifier)
          (Statements)
          (Empty)))
      (If
        (Statements
          (Assignment
            (Identifier)
          { (Integer)
          ->(Integer) })
          (LessThan
            (Identifier)
            (Integer)))
        (Call
        { (Identifier)
        ->(Identifier) }
          (Statements)
          (Empty))
      {+(Context
        {+(Comment)+}
          (If
            (Statements
              (LessThan
                (Identifier)
              { (Integer)
              ->(Integer) }))
            (Call
            { (Identifier)
            ->(Identifier) }
              (Statements)
              (Empty))
          { (Context
            {-(Comment)-}
            {-(If
              {-(Statements
                {-(Call
                  {-(Identifier)-}
                  {-(Statements)-}
                  {-(Empty)-})-})-}
              {-(Call
                {-(Identifier)-}
                {-(Statements)-}
                {-(Empty)-})-}
              {-(Empty)-})-})
          ->(Call
            {+(Identifier)+}
            {+(Statements)+}
            {+(Empty)+}) }))+}))))