Types, emperors, and years in OCRE

ric-list.sparql

PREFIX rdf:	<http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX bio:	<http://purl.org/vocab/bio/0.1/>
PREFIX crm:	<http://www.cidoc-crm.org/cidoc-crm/>
PREFIX dcmitype:	<http://purl.org/dc/dcmitype/>
PREFIX dcterms:	<http://purl.org/dc/terms/>
PREFIX foaf:	<http://xmlns.com/foaf/0.1/>
PREFIX geo:	<http://www.w3.org/2003/01/geo/wgs84_pos#>
PREFIX nm:	<http://nomisma.org/id/>
PREFIX nmo:	<http://nomisma.org/ontology#>
PREFIX org:	<http://www.w3.org/ns/org#>
PREFIX osgeo:	<http://data.ordnancesurvey.co.uk/ontology/geometry/>
PREFIX rdac:	<http://www.rdaregistry.info/Elements/c/>
PREFIX skos:	<http://www.w3.org/2004/02/skos/core#>
PREFIX spatial: <http://jena.apache.org/spatial#>
PREFIX un:	<http://www.owl-ontologies.com/Ontology1181490123.owl#>
PREFIX xsd:	<http://www.w3.org/2001/XMLSchema#>

SELECT ?type ?obvLegend ?emperor ?fromDate ?toDate ?reignStart ?reignEnd WHERE {  
  ?type a nmo:TypeSeriesItem ;
     dcterms:source nm:ric ;
     nmo:hasAuthority ?authority ;
     nmo:hasStartDate ?fromDate ;
     nmo:hasEndDate ?toDate ;
     nmo:hasObverse ?obv .  
  OPTIONAL {?obv nmo:hasLegend ?obvLegend}  
  ?authority skos:prefLabel ?emperor FILTER (langMatches(lang(?emperor), "en")).
  OPTIONAL {?authority org:hasMembership ?membership
           OPTIONAL {?membership nmo:hasStartDate ?reignStart}
           OPTIONAL {?membership nmo:hasEndDate ?reignEnd}
           }
} ORDER BY ?reignStart OFFSET 0 LIMIT 1000

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