ex:PDH a dpv:Process ;
    # to denote location being used is sensitive
    dpv:hasPersonalData [
        a dpv:SensitivePersonalData, pd:Location ;
    ];
    # to express biometrics being used are special category
    # note: PD extension already defines Biometric as special category
    dpv:hasPersonalData [
        a dpv:SpecialCategoryPersonalData ;
        skos:broader pd:Biometric ;
    ] ;
    # to use PD extension to infer use of FacialPrint is special category
    # i.e. pd:FacialPrint rdf:type dpv:SpecialCategoryPersonalData is 
    # defined in PD extension
    dpv:hasPersonalData pd:FacialPrint .
    # The PD extension can also be used to determine what biometric data
    # is being used within the use-case as it contains:
    # pd:FacialPrint skos:broader pd:Biometric