rdfs:comment"The id of the DDR metadata."^^xsd:string;
spl:predicate<http://spinrdf.org/arg#id>;
spl:valueTypexsd:string
];
spin:returnTyperdfs:Resource.
reportspin:idOfDDRByDateAndWellBoreId
rdf:typespin:Function;
rdfs:comment"Gets the id of a DDR defined by date and well bore id. If preliminary reports have been created, this will return the most recent one only."^^xsd:string;