OntoTrader: An Ontological Web Trading Agent Approach for Environmental Information Retrieval

Algorithm 3

(01) (INFORM-REF:sender …:receiver …
(02) :content “<rdf:RDFxmlns:rdf=∖“http://www.w3.org/1999/02/22-rdf-syntax-ns#∖” …
(03) <owl:Ontologyrdf:about=∖“http://acg.ual.es/soleres/tests/LookupOntology.owl∖”/> …
(04) <OfferSeq rdf:about=∖“http://acg.ual.es/soleres/tests/LookupOntology.owl#OfferSeqInstance∖”>
(05) <resultString rdf:datatype=∖“http://www.w3.org/2001/XMLSchema#string∖ >
(06)
(07) <sparql xmlns=∖“http://www.w3.org/2005/sparql-reslts#∖”
(08) <head> <variable name=∖“EID__VariableName∖”/> </head>
(09) <results>
(10) <result>
(11) <binding name=∖“EID__VariableName∖ >
(12) <literal datatype=∖“http://www.w3.org/2001/XMLSchema#string∖ >C1</literal>
(13) </binding>
(14) </result>
(15) <result>
(16) <binding name=∖“EID__VariableName∖ >
(17) <literal datatype=∖ “http://www.w3.org/2001/XMLSchema#string∖ >C1L1</literal>
(18) </binding>
(19) </result>
(20) …
(21) </results>
(22) </sparql>
(23) </resutString>
(24) </OfferSeq>
(25) <NotEmptyOfferSeq rdf:about=∖“http://…/LookupOntology.owl#NotEmptyOfferSeqInstance∖”/>
(26) <Query rdf:about=∖“http://acg.ual.es/soleres/tests/LookupOntology.owl#QueryInstance∖”/>
(27) </rdf:RDF>”
(28) :language “LookupOntology”
(29) :ontology http://acg.ual.es/soleres/tests/LookupOntology.owl)