@prefix : <http://id.loc.gov/ontologies/bibframe/> .
@prefix bflc: <http://id.loc.gov/ontologies/bflc/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<https://dev.bcld.info/instances/f012489c-4316-4358-bfba-952fcb62fdd3> a :Instance ;
    :adminMetadata [ a :AdminMetadata ;
            :agent <http://id.loc.gov/vocabulary/organizations/bcld> ;
            :date "2026-07-07T22:43:42.616967+00:00"^^xsd:dateTime ;
            :derivedFrom <http://id.loc.gov/resources/instances/13194077> ;
            :status <http://id.loc.gov/vocabulary/mstatus/c> ],
        [ a :AdminMetadata ;
            bflc:catalogerId "Unknown" ;
            :date "2026-07-07" ;
            :descriptionAuthentication <http://id.loc.gov/vocabulary/marcauthen/pcc> ;
            :descriptionLanguage <http://id.loc.gov/vocabulary/languages/eng> ;
            :descriptionLevel <http://id.loc.gov/ontologies/bibframe-2-6-0/> ] ;
    :baseMaterial <http://id.loc.gov/vocabulary/mmaterial/pap> ;
    :carrier <http://id.loc.gov/vocabulary/carriers/nb> ;
    :colorContent <http://id.loc.gov/vocabulary/mcolor/mul> ;
    :dimensions "142 x 143 cm. or smaller." ;
    :extent [ a :Extent ;
            rdfs:label "< > maps" ;
            :note [ a :Note,
                        <http://id.loc.gov/vocabulary/mnotetype/physical> ;
                    rdfs:label "col." ] ] ;
    :genreForm <http://id.loc.gov/authorities/genreForms/gf2011026387> ;
    :identifiedBy [ a :Lccn ;
            rdf:value "  2003621669" ] ;
    :instanceOf <https://dev.bcld.info/works/dbf4327e-d26d-4bc6-a9a9-fee311645654> ;
    :issuance <http://id.loc.gov/vocabulary/issuance/mono> ;
    :media <http://id.loc.gov/vocabulary/mediaTypes/n> ;
    :note [ a :Note ;
            rdfs:label "Some sheets produced jointly by Integrated Exploration and Development Services Limited and Petroconsultants." ],
        [ a :Note ;
            rdfs:label "Depths shown by contours." ],
        [ a :Note ;
            rdfs:label "Some sheets accompanied by text: List of rightholders." ],
        [ a :Note ;
            rdfs:label "Later sheets produced by IHS Energy." ],
        [ a :Note ;
            rdfs:label "Some sheets include \"List of applicants.\"" ],
        [ a :Note ;
            rdfs:label "Some sheets include \"Petroleum grid\" maps." ],
        [ a :Note ;
            rdfs:label "Shows oil and natural gas leases, fields, and wells." ],
        [ a :Note ;
            rdfs:label "Includes list of rightholders and location map." ] ;
    :provisionActivity [ a :ProvisionActivity,
                :Publication ;
            bflc:simpleAgent "Petroconsultants" ;
            bflc:simpleDate "2001-" ;
            bflc:simplePlace "Geneva, Switzerland" ;
            :date "2001/9999"^^<http://id.loc.gov/datatypes/edtf> ;
            :place <http://id.loc.gov/vocabulary/countries/sz> ] ;
    :publicationStatement "Geneva, Switzerland: Petroconsultants, 2001-" ;
    :title [ a :Title ;
            :mainTitle "United States" ] .