RELAX allows you to define element content model patterns using RELAX constructs for use in multiple locations. This is cleaner than the text-based parameter entity approach of XML 1.0 DTDs, and easier for applications to process. Hedge rules are much like element rules, but can't have mixed content declarations.
Referencing the rule
<hedgeRef label="highlight" occurs="*"/>
hedgeRefs and refs
You can use a
hedgeRef element anywhere you would use a
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