Question: Is aust1309 the Glottolog code of the official language of South Africa ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "language" . ?e_1 <official_language> ?e . ?e_1 <pred:name> "South Africa" .  ?e <Glottolog_code> ?pv . ?pv <pred:value> "aust1309" .  }
Program:
function: Find
inputs: South Africa
function: Relate
dependencies: 0
inputs: official language
forward
function: FilterConcept
dependencies: 1
inputs: language
function: QueryAttr
dependencies: 2
inputs: Glottolog code
function: VerifyStr
dependencies: 3
inputs: aust1309