Bring in Prov-o into the Application Profile

[canwaf]

Warning
This section needs further work.
TODO: https://www.w3.org/TR/prov-o/
TODO: https://ceur-ws.org/Vol-2549/article-08.pdf

# We have a dcat:Dataset with a CSVW distribution and a qb:DataSet distribution
</dataset/sweden-at-eurovision> a dcat:Dataset ;
    dcat:distribution </dataset/sweden-at-eurovision.csv>, </dataset/sweden-at-eurovision/datacube> ;
    .

# The CSVW distribution is prov:derivedFrom some upstream datasource
</dataset/sweden-at-eurovision.csv> a csvw:Table ;
    prov:wasDerivedFrom <https://en.wikipedia.org/wiki/Sweden_in_the_Eurovision_Song_Contest> ;
    # We can qualify (provide more detail) about the derivation if we want:
    prov:qualifiedDerivation [
        a prov:Derivation;
        # The CSV was derived from the wikipedia page
        prov:entity <https://en.wikipedia.org/wiki/Sweden_in_the_Eurovision_Song_Contest> ;
        # It was derived in the Jenkins pipeline
        prov:hadActivity <http://ci.data.gov.uk/12718530-bff7-4a6f-907d-f0ee564e8cac> ;
    ] ;
    prov:wasGeneratedBy <http://ci.data.gov.uk/12718530-bff7-4a6f-907d-f0ee564e8cac> ;
    .

# The qb:DataSet was derived from the CSV + CSVW metadata
</dataset/sweden-at-eurovision/datacube> a qb:DataSet ; 
    prov:wasDerivedFrom </dataset/sweden-at-eurovision.csv>, </dataset/sweden-at-eurovision.csv-metadata.json> ;
    prov:wasGeneratedBy <http://ci.data.gov.uk/12718530-bff7-4a6f-907d-f0ee564e8cac> ;
    .

<http://ci.data.gov.uk/12718530-bff7-4a6f-907d-f0ee564e8cac> a prov:Activity ;
    prov:wasAssociatedWith <https://github.com/Swirrl/csv2rdf>, <https://github.com/GSS-Cogs/csvcubed> ;
    prov:startedAtTime "2015-02-13T15:12:44"^^xsd:dateTime ;
    prov:endedAtTime   "2015-02-13T15:12:46"^^xsd:dateTime ;
    prov:used <https://en.wikipedia.org/wiki/Sweden_in_the_Eurovision_Song_Contest>,
        </dataset/sweden-at-eurovision.csv>,
        </dataset/sweden-at-eurovision.csv-metadata.json> ;
    prov:qualifiedUsage [ a prov:Usage ;
        prov:entity </dataset/sweden-at-eurovision.csv> ;
        prov:hadRole csvw:csvEncodedTabularData
    ];
    prov:qualifiedUsage [ a prov:Usage ;
        prov:entity </dataset/sweden-at-eurovision.csv-metadata.json> ;
        prov:hadRole csvw:tabularMetadata
    ];
    .