Question: For the big city whose German municipality key is 05113000,  what language is associated with this creative work for its official website of https://www.essen.de/?
Choices:
Hungarian
Traditional Chinese
Jèrriais
Breton
Malagasy
Spanish
German
Indian English
Yaqui
Bavarian
Answer: German
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "big city" . ?e <German_municipality_key> ?pv_1 . ?pv_1 <pred:value> "05113000" . ?e <official_website> ?pv . ?pv <pred:value> "https://www.essen.de/" . [ <pred:fact_h> ?e ; <pred:fact_r> <official_website> ; <pred:fact_t> ?pv ] <language_of_work_or_name> ?qpv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: German municipality key
05113000
function: FilterConcept
dependencies: 1
inputs: big city
function: QueryAttrQualifier
dependencies: 2
inputs: official website
https://www.essen.de/
language of work or name