<?xml version='1.0' encoding='UTF-8'?>

<!--
    Typical usage:

    <?xml version="1.0"?>

    <!DOCTYPE pagerank SYSTEM "Pages.dtd">

    <pagerank>
    ...
    </pagerank>
-->

<!--- Put your DTDDoc comment here. -->
<!ELEMENT pagerank (pages,links)>

<!--- Put your DTDDoc comment here. -->
<!ELEMENT pages (page)*>

<!--- Put your DTDDoc comment here. -->
<!ELEMENT page EMPTY>
<!ATTLIST page
    name ID #REQUIRED
  >

<!--- Put your DTDDoc comment here. -->
<!ELEMENT links (link)*>

<!--- Put your DTDDoc comment here. -->
<!ELEMENT link EMPTY>
<!ATTLIST link
    from IDREF #REQUIRED
    to IDREF #REQUIRED
  >
