<grammar xmlns=“relaxng.org/ns/structure/1.0” datatypeLibrary=“www.w3.org/2001/XMLSchema-datatypes”>
<define name="arbitrary" combine="choice"> <zeroOrMore> <choice> <text/> <ref name="any"/> </choice> </zeroOrMore> </define> <define name="any" combine="choice"> <element> <anyName/> <zeroOrMore> <attribute> <anyName/> </attribute> </zeroOrMore> <zeroOrMore> <choice> <text/> <ref name="any"/> </choice> </zeroOrMore> </element> </define>
</grammar>