Question: Where was a movie shown that was directed by Peter Horton, born on 20th August 1953, and we know it was published on 15th February 1996?
Choices: Germany
New York City
Argentina
Tribeca Film Festival
Ukraine
Malaysia
Tokyo
Poland
Quebec
John F. Kennedy Center for the Performing Arts
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <director> ?e_1 . ?e_1 <pred:name> "Peter Horton" . ?e_1 <date_of_birth> ?pv_1 . ?pv_1 <pred:date> "1953-08-20"^^xsd:date . ?e <publication_date> ?pv . ?pv <pred:date> "1996-02-15"^^xsd:date . [ <pred:fact_h> ?e ; <pred:fact_r> <publication_date> ; <pred:fact_t> ?pv ] <place_of_publication> ?qpv .  }
Program:
function: Find
inputs: Peter Horton
function: FilterDate
dependencies: 0
inputs: date of birth
1953-08-20
=
function: Relate
dependencies: 1
inputs: director
backward
function: FilterConcept
dependencies: 2
inputs: visual artwork
function: QueryAttrQualifier
dependencies: 3
inputs: publication date
1996-02-15
place of publication
Answer: Germany