Primer review : grokXFN.xsl broken?

The RDF/XML example in the Primer, "Booking a Hotel Example"
(apparently as produced by  grokXFN.xsl) doesn't work. Is it
legitimate to use xfn:met here anyway?

<?xml version="1.0" encoding="utf-8" ?>
<rdf:RDF
 xmlns:rdf  ="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
 xmlns:xfn  ="http://gmpg.org/xfn/11#"
 xmlns:foaf ="http://xmlns.com/foaf/0.1/"
 xmlns:h    ="http://www.w3.org/1999/xhtml"
>

<met xmlns="http://gmpg.org/xfn/11#">
    <rdf:Description>
        <foaf:homepage rdf:resource="http://peter.example.org/"/>
    </rdf:Description>
</met>

<met xmlns="http://gmpg.org/xfn/11#">
    <rdf:Description>
        <foaf:homepage rdf:resource="http://john.example.org/"/>
    </rdf:Description>
</met>

<met xmlns="http://gmpg.org/xfn/11#">
    <rdf:Description>
        <foaf:homepage rdf:resource="http://paul.example.org/"/>
    </rdf:Description>
</met>

</rdf:RDF>

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