PREFIX rdf:     <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX rdfs:    <http://www.w3.org/2000/01/rdf-schema#>
PREFIX skos:    <http://www.w3.org/2004/02/skos/core#>
PREFIX qb:      <http://purl.org/linked-data/cube#>
PREFIX xsd:     <http://www.w3.org/2001/XMLSchema#>
PREFIX owl:     <http://www.w3.org/2002/07/owl#>

# IC-3. DSD includes measure (modified)

SELECT * WHERE {
  ?dsd a qb:DataStructureDefinition ;
  
  FILTER NOT EXISTS {
  	#original spec missing this definition
    { ?dsd qb:component [qb:measure []] }
    UNION
    { ?dsd qb:component [qb:componentProperty [a qb:MeasureProperty]] }
  }
}