*Semantic Web
*RSS

*http://ja.wikipedia.org/wiki/Resource_Description_Framework
*[RDF -- リソース表現のフレームワーク|http://www.kanzaki.com/docs/sw/rdf-model.html]
*[メタ情報とセマンティック・ウェブ|http://www.kanzaki.com/docs/sw/]

!!!Query Language

*[sparql - Google 検索|http://www.google.co.jp/search?q=sparql&sa=%8C%9F%8D%F5%8E%C0%8Ds&domains=www.kanzaki.com&sitesearch=www.kanzaki.com&hl=ja&ie=Shift_JIS&oe=Shift_JIS]

*[RDF query language - Wikipedia, the free encyclopedia|http://en.wikipedia.org/wiki/RDQL]
*[A Comparison of RDF Query Languages|http://www.aifb.uni-karlsruhe.de/WBS/pha/rdf-query/]
*[Three Implementations of SquishQL, a Simple RDF Query Language|http://www.hpl.hp.com/personal/afs/Papers/ISWC%202002%20-%20SquishQL.htm]

*[SPARQL Query Language for RDF|http://www.w3.org/TR/rdf-sparql-query/]
*[SPARQL RDF Query Language Reference|http://www.dajobe.org/2005/04-sparql/]

*[The RDF Query Language (RQL)|http://139.91.183.30:9090/RDF/RQL/]

*[RDF Query and Rules Framework|http://www.w3.org/2001/11/13-RDF-Query-Rules/terms]

*[RDF Query by example|http://ilrt.org/discovery/2002/04/query/]

*http://kasei.us/code/rdf-query/
**RDF::Query is an implementation of the SPARQL and RDQL query languages for Perl.
*http://librdf.org/rasqal/
**Rasqal RDF Query Library

*[RDF Query and Rule languages Use Cases and Examples survey:|http://rdfstore.sourceforge.net/2002/06/24/rdf-query/]