<xs:pattern value="0x[a-fA-F0-9]{1,4}"/>\r
</xs:restriction>\r
</xs:simpleType>\r
+ <xs:simpleType name="KeywordList">\r
+ <xs:restriction base="xs:string">\r
+ <xs:minLength value="1"/>\r
+ <xs:pattern value="[a-zA-Z]+(\ *_*[a-zA-Z0-9]*)*"/>\r
+ </xs:restriction>\r
+ </xs:simpleType>\r
<xs:simpleType name="KeywordType">\r
<xs:restriction base="xs:normalizedString">\r
<xs:pattern value="[a-zA-Z]+(_*[a-zA-Z0-9]*)*"/>\r