Question: Which language is associated with Ljubljana, the subreddit of the city whose Dewey Decimal Classification is 2--4973?
Choices: Persian
Slovene
Portuguese
Xhosa
Greek
Australian English
Maltese
Japanese
Toki Pona
Turkish
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city" . ?e <Dewey_Decimal_Classification> ?pv_1 . ?pv_1 <pred:value> "2--4973" . ?e <subreddit> ?pv . ?pv <pred:value> "Ljubljana" . [ <pred:fact_h> ?e ; <pred:fact_r> <subreddit> ; <pred:fact_t> ?pv ] <language_of_work_or_name> ?qpv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Dewey Decimal Classification
2--4973
function: FilterConcept
dependencies: 1
inputs: city
function: QueryAttrQualifier
dependencies: 2
inputs: subreddit
Ljubljana
language of work or name
Answer: Slovene