@prefix bf: <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#> .

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            bf:status <http://id.loc.gov/vocabulary/mstatus/c> ] ;
    bf:carrier <http://id.loc.gov/vocabulary/carriers/cr> ;
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            bf:date "2001-2018" ;
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            bf:date "2019-" ;
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    bf:instanceOf <https://stage.bcld.info/works/c2e2e35a-7b39-402b-98da-30d41b2edaf0> ;
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    bf:title [ a bf:Title ;
            bf:mainTitle "Operational research" ] ;
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