+ <metadata name="url" merge="unique"/>
+ <metadata name="title" brief="yes" sortkey="skiparticle" merge="longest" rank="6" mergekey="required" />
+ <metadata name="title-remainder" brief="yes" merge="longest" rank="5"/>
+ <metadata name="isbn"/>
+ <metadata name="date" brief="yes" sortkey="numeric" type="year" merge="range"
+ termlist="yes"/>
+ <metadata name="author" brief="yes" termlist="yes" merge="longest"
+ rank="2 au 3" mergekey="optional" /> <!-- rank="2 au 3" -->
+ <metadata name="subject" brief="yes" merge="unique" termlist="yes" rank="3" limitcluster="subject"/>
+ <metadata name="id"/>
+ <metadata name="lccn" merge="unique"/>
+ <metadata name="description" brief="yes" merge="longest" rank="3"/>
+
+ <metadata name="test-usersetting" brief="yes" setting="postproc"/>
+ <metadata name="test" setting="parameter"/>
+ <metadata name="test-usersetting-2" brief="yes"/>