Question: 2--4982 is the Dewey Decimal Classification of which historical country?
Choices: Second French Empire
Swedish Empire
First French Empire
Union of South Africa
Qing dynasty
Spanish Empire
Wallachia
Confederate States of America
Bucharest
Macedonia
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "historical country" . ?e <Dewey_Decimal_Classification> ?pv . ?pv <pred:value> "2--4982" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Dewey Decimal Classification
2--4982
function: FilterConcept
dependencies: 1
inputs: historical country
function: What
dependencies: 2
Answer: Wallachia