Question: Where is the visual artwork published which has an official website at  http://www2.warnerbros.com/superman/home.html and a publication date of 1978-12-14?
Choices: Norway
Davao City
Mexico
Park City
Italy
58th Berlin International Film Festival
Sweden
Toronto
United Kingdom
Indonesia
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://www2.warnerbros.com/superman/home.html" . ?e <publication_date> ?pv . ?pv <pred:date> "1978-12-14"^^xsd:date . [ <pred:fact_h> ?e ; <pred:fact_r> <publication_date> ; <pred:fact_t> ?pv ] <place_of_publication> ?qpv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www2.warnerbros.com/superman/home.html
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttrQualifier
dependencies: 2
inputs: publication date
1978-12-14
place of publication
Answer: United Kingdom