Question: Where was a movie, directed by Robert De Niro (the one that is an ethnic group of Germans), published on 15th February 2007?
Choices: Quebec
Germany
Europe
Montreal World Film Festival
Croatia
Austria
2008 Toronto International Film Festival
Finland
Austin
Cannes Film Festival
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <director> ?e_1 . ?e_1 <pred:name> "Robert De Niro" . ?e_1 <ethnic_group> ?e_2 . ?e_2 <pred:name> "Germans" .  ?e <publication_date> ?pv . ?pv <pred:date> "2007-02-15"^^xsd:date . [ <pred:fact_h> ?e ; <pred:fact_r> <publication_date> ; <pred:fact_t> ?pv ] <place_of_publication> ?qpv .  }
Program:
function: Find
inputs: Germans
function: Relate
dependencies: 0
inputs: ethnic group
backward
function: Find
inputs: Robert De Niro
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: director
backward
function: FilterConcept
dependencies: 4
inputs: film
function: QueryAttrQualifier
dependencies: 5
inputs: publication date
2007-02-15
place of publication
Answer: Germany