<?XML version="1.0" ?>
<!DOCTYPE SMIL PUBLIC "-//W3C//DTD SMIL 2.0 Basic//EN"
"http://www.w3.org/TR/REC-smil/2000/SMIL20Basic.dtd">

<!-- Focus of this test: seq element, structure variations -->
<!-- Focus of this test: seq element, structure variations -->
<!-- A number of 'seq' structure variations appear elsewhere; these are some additional ones -->
<!-- 'seq' is an empty element -->
<smil xmlns="http://www.w3.org/TR/REC-smil/2000/SMIL20/Basic">
   <head>
      <!-- This is a "landscape" screen -->
      <layout>
         <root-layout width="352" height="144"/>
         <region id="destination" width="176" height="144" left="0" top="0"/>
         <region id="source" width="176" height="144" left="176" top="0"/>
      </layout>
   </head>
   <body>
      <seq/>
   </body>
</smil>
