1<grammar xmlns="http://relaxng.org/ns/structure/1.0"> 2 3 <define name="inline"> 4 <zeroOrMore> 5 <ref name="inline.class"/> 6 </zeroOrMore> 7 </define> 8 9 <define name="inline.class"> 10 <choice> 11 <text/> 12 <element name="bold"> 13 <ref name="inline"/> 14 </element> 15 <element name="italic"> 16 <ref name="inline"/> 17 </element> 18 <element name="code"> 19 <ref name="inline"/> 20 </element> 21 <element name="em"> 22 <ref name="inline"/> 23 </element> 24 </choice> 25 </define> 26 27 <start> 28 <element name="doc"> 29 <zeroOrMore> 30 <element name="p"> 31 <ref name="inline"/> 32 </element> 33 </zeroOrMore> 34 </element> 35 </start> 36 37</grammar> 38