About: http://www.w3.org/TR/2012/CR-prov-o-20121211/#example-for-class-Derivation   Generate local descriptor data

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  • @prefix rdfs: . @prefix xsd: . @prefix owl: . @prefix prov: . @prefix : . # The simplest (and least detailed) form of derivation. :bar_chart a prov:Entity; prov:wasDerivedFrom :aggregatedByRegions; . # The simple form can be accompanied by a qualified form: # which provides more details about how :bar_chart was # derived from :aggregatedRegions. :bar_chart a prov:Entity; prov:wasDerivedFrom :aggregatedByRegions; prov:qualifiedDerivation [ a prov:Derivation; prov:entity :aggregatedByRegions; # Derivations can cite the influencing Activity in doing the derivation. prov:hadActivity :create_the_chart; # They can also cite the Usage and Generation that the Activity # performed to generate :bar_chart. prov:hadUsage :data_loading; prov:hadGeneration :plot_the_chart; ]; . ### The process during which the chart was created, from loading the data to the software, to process the data and plot the chart. ### Additional metadata was recorded, like when it started (before the usage), ended (after the generation of the chart) and who was associated with it. :create_the_chart a prov:Activity; prov:wasAssociatedWith :derek; prov:startedAtTime "2012-04-03T00:00:00Z"^^xsd:dateTime; prov:endedAtTime "2012-04-03T00:00:10Z"^^xsd:dateTime; . ### The final chart was plotted :plot_the_chart a prov:Generation, prov:InstantaneousEvent; prov:atTime "2012-04-03T00:00:01Z"^^xsd:dateTime; . ### The data was getting used to create the chart :data_loading a prov:Usage; prov:atTime "2012-04-03T00:00:00Z"^^xsd:dateTime; .
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