<xs:pattern value="([0-9])+[a-zA-Z0-9]*(-?.?([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
+ </xs:restriction>\r
+ </xs:simpleType> \r
</xs:schema>\r