Possible Solutions

Zthes abstract model for representing and searching thesauri - semantic hierarchies of terms as described in ISO 2788       Well Defined Query Language       Deployed Servers       Limited Scope (Non extensible)       Complicated Protocol RDF information about information       Powerful Description Language       Pretty Well supported (XML tailcoats)       Explicit Web Space Interconnectivity       Needs well defined schema       Needs standard query language Topic Maps (ISO/IEC 13250) GPS of the information universe       Nice Definition of problem       Has extensible well-defined schema       XML Concrete:          Nice Definitions          Multiple Topic maps       Not well supported       SGML / Hytime ? LDAP, LDO, RPC-XML       Not necessarily exclusive

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