mocovi master pages

<?xml version="1.0" encoding="utf-8"?>
<xmlfs
    xmlns:xref="x-schema:refSchema.xml"
    xmlns:xi="http://www.w3.org/2001/XInclude"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns="http://mocovi.de/schema/xmlfs1.0"
    xmlns:master="http://mocovi.de/schema/masterfs1.0"
    version="1.0"
    media="html"
    theme="mint"
    language="en"
    timezone="Europe/Berlin"
    >
    <master:model name="defaultpage">
        <root>
            <menu/>
            <article>
                <headline/>
                <paragraph/>
            </article>
        </root>
    </master:model>
    <file name="example">
        <model master:use="defaultpage">
            <master:append select="mocovi:root//mocovi:headline">
                <emphasized>Dies</emphasized> ist eine Überschrift
            </master:append>
            <master:setAttribute select="mocovi:root//mocovi:headline" name="priority" value="1"/>
            <master:remove select="mocovi:root//mocovi:paragraph"/>
        </model>
    </file>
</xmlfs>