pc:isGovernmentProcurementAgreement => isvz:isGovernmentProcurementAgreement
pc:isGovernmentProcurementAgreement => isvz:isGovernmentProcurementAgreement

jindrichmynarz/vvz-to-rdf,jindrichmynarz/vvz-to-rdf,jindrichmynarz/vvz-to-rdf