Question: Where was a feature film, comprising the part of Star Wars (produced by Lucasfilm company) published on 19th May 1999 ?
Choices: United States of America
Austin
John F. Kennedy Center for the Performing Arts
Northern America
BFI London Film Festival
Croatia
Romania
Washington, D.C.
Charlotte Motor Speedway
South Africa
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "feature film" . ?e <part_of_the_series> ?e_1 . ?e_1 <pred:name> "Star Wars" . ?e_1 <production_company> ?e_2 . ?e_2 <pred:name> "Lucasfilm" .  ?e <publication_date> ?pv . ?pv <pred:date> "1999-05-19"^^xsd:date . [ <pred:fact_h> ?e ; <pred:fact_r> <publication_date> ; <pred:fact_t> ?pv ] <place_of_publication> ?qpv .  }
Program:
function: Find
inputs: Lucasfilm
function: Relate
dependencies: 0
inputs: production company
backward
function: Find
inputs: Star Wars
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: part of the series
backward
function: FilterConcept
dependencies: 4
inputs: feature film
function: QueryAttrQualifier
dependencies: 5
inputs: publication date
1999-05-19
place of publication
Answer: United States of America