Arranging Compositions by Composer
<?xml version="1.0"?>
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<xsl:template match="/">
<html>
<xsl:apply-templates select="catalog"/>
</html>
</xsl:template>
<xsl:template match="catalog">
<head><title><xsl:value-of select="category"/></title></head>
<body>
<h1><xsl:value-of select="category"/></h1>
<xsl:apply-templates select="composer"/>
</body>
</xsl:template>
<xsl:template match="composer">
<h2 id="{@id}"><xsl:value-of select="."/></h2>
<dl>
<xsl:apply-templates select="../composition[@composer=current()/@id]"/>
</dl>
</xsl:template>
<xsl:template match="composition">
<dt><cite><xsl:value-of select="title"/></cite>
(<xsl:value-of select="date"/>)
<xsl:value-of select="length"/>
<xsl:value-of select="instruments"/>
</dt>
<dd>
<xsl:value-of select="description"/>
<xsl:value-of select="publisher"/>
</dd>
</xsl:template>
</xsl:stylesheet>