Question: Among China's provinces, how many are located in the continent's geographic region having licence-plate code BZ?
Choices:
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Answer: 0
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "province of China" . ?e <continent> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "geographic region" . ?e_1 <licence_plate_code> ?pv_1 . ?pv_1 <pred:value> "BZ" .   }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: licence plate code
BZ
function: FilterConcept
dependencies: 1
inputs: geographic region
function: Relate
dependencies: 2
inputs: continent
backward
function: FilterConcept
dependencies: 3
inputs: province of China
function: Count
dependencies: 4