@prefix data: . @prefix : . @prefix kb: . data:4471f83e-995b-4ef0-ffa7-c71c8c674d43 :hasExternalIdentifier "YY7646M6KJ4C" ; :hasExternalPlatform kb:ReferentielNationalBatiments ; a :ExternalReference . :hasExternalReference data:4471f83e-995b-4ef0-ffa7-c71c8c674d43 .