Question: How many dynasties were named after the Windsor Castle?
Choices:
0
1
2
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4
5
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9
Answer: 1
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "dynasty" . ?e <named_after> ?e_1 . ?e_1 <pred:name> "Windsor Castle" .   }
Program:
function: Find
inputs: Windsor Castle
function: Relate
dependencies: 0
inputs: named after
backward
function: FilterConcept
dependencies: 1
inputs: dynasty
function: Count
dependencies: 2