+ <RDF:Description RDF:about="rdf:#$firefox"
+ em:id="{ec8030f7-c20a-464f-9b0e-13a3a9e97384}"
+ em:minVersion="1.5"
+ em:maxVersion="3.0pre" />
+ <RDF:Description RDF:about="rdf:#$flock"
+ em:id="{a463f10c-3994-11da-9945-000d60ca027b}"
+ em:minVersion="0.4"
+ em:maxVersion="0.8" />