Question: Where was the superhero film X-Men Origins: Wolverine published on 2009-04-29?
Choices: Quebec
People's Republic of China
Lithuania
worldwide
Germany
South Korea
Canada
Toronto International Film Festival
BFI London Film Festival
Tokyo
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "X-Men Origins: Wolverine" . ?e <genre> ?e_1 . ?e_1 <pred:name> "superhero film" .  ?e <publication_date> ?pv . ?pv <pred:date> "2009-04-29"^^xsd:date . [ <pred:fact_h> ?e ; <pred:fact_r> <publication_date> ; <pred:fact_t> ?pv ] <place_of_publication> ?qpv .  }
Program:
function: Find
inputs: superhero film
function: Relate
dependencies: 0
inputs: genre
backward
function: Find
inputs: X-Men Origins: Wolverine
function: And
dependencies: 1
2
function: QueryAttrQualifier
dependencies: 3
inputs: publication date
2009-04-29
place of publication
Answer: Germany