Construct triples linking classes for Vanderbilt Gallery artworks to their superclasses

construct_parent_classes.rq

construct {
  ?class wdt:P279 ?superclass.
  ?base_class rdfs:label ?base_label.
  ?superclass rdfs:label ?super_label.
  }
where {
  # Q102971873 is "Soba-choko (noodle sauce cup) with a design in blue underglaze of a stylized rock and grasses"
  bind (wd:Q102971873 as ?artwork) # Comment out this line to do all artworks
  ?artwork wdt:P195 wd:Q18563658. # must be in the Vanderbilt Art Gallery
  ?artwork wdt:P31 ?base_class. # artwork is an instance of the base class
  ?base_class wdt:P279* ?class. # the subject class is 0 to many subclass_of links from the base class
  ?class wdt:P279 ?superclass. # the class must have a superclass
  
  ?base_class rdfs:label ?base_label.
  filter(lang(?base_label)="en")
  ?superclass rdfs:label ?super_label.
  filter(lang(?super_label)="en")
  }