<!ELEMENT message  (XML_File_ID, heading , category , sport , Title , Listing+ , time_stamp )><!ELEMENT XML_File_ID  (#PCDATA )><!ELEMENT heading  (#PCDATA )><!ELEMENT category  (#PCDATA )><!ELEMENT sport  (#PCDATA )><!ELEMENT Title  (#PCDATA )><!ELEMENT Listing  (Rank , Name , GP , MPG , Blocks , Avg_Blocks , Assists , AVG_Assists , Points , AVG_Points )><!ELEMENT Rank  (#PCDATA )><!ELEMENT Name  (#PCDATA )><!ELEMENT GP  (#PCDATA )><!ELEMENT MPG  (#PCDATA )><!ELEMENT Blocks  (#PCDATA )><!ELEMENT Avg_Blocks  (#PCDATA )><!ELEMENT Assists  (#PCDATA )><!ELEMENT AVG_Assists  (#PCDATA )><!ELEMENT Points  (#PCDATA )><!ELEMENT AVG_Points  (#PCDATA )><!ELEMENT time_stamp  (#PCDATA )>