<grammar xmlns=“relaxng.org/ns/structure/1.0” datatypeLibrary=“www.w3.org/2001/XMLSchema-datatypes”>
<include href="attributes.rng"/> <start> <ref name="attributes"/> </start>
</grammar>
<grammar xmlns=“relaxng.org/ns/structure/1.0” datatypeLibrary=“www.w3.org/2001/XMLSchema-datatypes”>
<include href="attributes.rng"/> <start> <ref name="attributes"/> </start>
</grammar>