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1、ProduceandConsumeLinkedDatawithDrupal!St´ephaneCorlosquet1,2,RenaudDelbru1,TimClark2,3,AxelPolleres1,andStefanDecker11DigitalEnterpriseResearchInstitute,NationalUniversityofIreland,Galway,Ireland2MassachusettsGeneralHospital,DepartmentofNeurology,Boston,MA,USA3HarvardMed
2、icalSchool,DepartmentofNeurology,Boston,MA,USAAbstract.CurrentlyalargenumberofWebsitesaredrivenbyContentManage-mentSystems(CMS)whichmanagetextualandmultimediacontentbutalso-inherently-carryvaluableinformationaboutasitesstructureandcontentmodel.Exposingthisstructuredinform
3、ationtotheWebofDatahassofarrequiredcon-siderableexpertiseinRDFandOWLmodellingandadditionalprogrammingef-fort.InthispaperwetackleoneofthemostpopularCMS:Drupal.WeenablesiteadministratorstoexporttheirsitecontentmodelanddatatotheWebofDatawith-outrequiringextensiveknowledgeonS
4、emanticWebtechnologies.OurmodulescreateRDFaannotationsandoptionallyaSPARQLendpointforanyDrupalsiteoutofthebox.Likewise,weaddthemeanstomapthesitedatatoexistingontologiesontheWebwithasearchinterfacetofindcommonlyusedontologyterms.WealsoallowaDrupalsiteadministratortoincludee
5、xistingRDFdatafromremoteSPARQLendpointsontheWebinthesite.Whenbroughttogether,thesefeaturesallownetworkedRDFDrupalsitesthatreuseandenrichLinkedData.Wefinallydiscusstheadoptionofourmodulesandreportonausecaseinthebiomedicalfieldandthecurrentstatusofitsdeployment.1IntroductionS
6、incethelate90iesandearly2000saparadigmshifthastakenplaceinWebpublishingtowardsaseparationofdata(content)andstructure(mainlylayout).ThefirstideastohavethedatarepresentedinawaywhichallowsitsreuseinvariouswaysandnotonlyHTML,emergedinparallelinvarioussystemssuchasTypo3(1997),P
7、lone(1999),WebML(2000)[6].TheseopensourcesystemsandtheircommercialcounterpartsaretypicallysubsumedunderthetermContentManagementSystems(CMS).WhileitisworthwhiletomentionthatthefirstofthesesystemsappearedataroundthesametimeasSemanticWebtechnologiesemerged,withRDF[14]beingsta
8、ndard-izedin1999,thedevelopmentofCMSsandSemanticWebtechnologieshavegonelargelyseparatepaths.Sema
