Question: What is the OCLC control number of the literary work whose narrative location is the Appalachian Mountains?
Choices: 61848491
36352242
39339842
1645522
9318922
433497856
226995723
25747758
29960763
179316451
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "written work" . ?e <narrative_location> ?e_1 . ?e_1 <pred:name> "Appalachian Mountains" .  ?e <OCLC_control_number> ?pv .  }
Program:
function: Find
inputs: Appalachian Mountains
function: Relate
dependencies: 0
inputs: narrative location
backward
function: FilterConcept
dependencies: 1
inputs: written work
function: QueryAttr
dependencies: 2
inputs: OCLC control number
Answer: 36352242