<?xml version="1.0" standalone="no"?>

<!DOCTYPE GAME SYSTEM "Game.dtd">

<GAME>

      <team1>SA</team1>

      <team2>UK</team2>

      <score>2-0</score>

</GAME>

With the Game.dtd file being:

<!ELEMENT GAME (team1, team2, score)>

<!ELEMENT team1 (#PCDATA)>

<!ELEMENT team2 (#PCDATA)>

<!ELEMENT score (#PCDATA)>