Research Article

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

Algorithm 5

(01) (INFORM-REF :sender…:receiver…:content ”…
(02)<OfferSeq …>
(03)  <resultString rdf:datatype=http://www.w3.org/2001/XMLSchema#string”>
(04) 
(05)  <sparql xmlns=http://www.w3.org/2005/sparql-results#”>
(06)    <head>
(07)     <variable name=EID__EID_eimID”/>
(08)     <variable name=EID__variableId”/>
(09)    </head>
(10)  <results>
(11)   <result>
(12)     <binding name=EID__EID_eimID />
(13)      <literal datatype=http://www.w3.org/2001/XMLSchema#string >EIM_0000000003</literal>
(15)      </binding>
(16)      <binding name=EID__variableId >
(17)       <literal datatype=http://www.w3.org/2001/XMLSchema#string >VAR_0000000202</literal>
(18)      </binding>
(19)   </result>
(20)  </results>
(21)  </sparql>
(22)</resultString>
(23) :language  “LookupOntology
(24) :ontologyhttp://acg.ual.es/soleres/tests/LookupOntology.owl)