Create a simple DOM and having it serialize to:

 <?xml version="1.0" ?>
 <root>
     <element>
         Some text here
     </element>
 </root>

(     ("?"."xml version=\"1.0\" ")
      \n
      (root.,"\n    " (element.,"
        Some text here
    ") \n)
  : ?xml
& out$(toML$!xml)
);