Question: How many empires have the capital Constantinople?
Choices:
0
1
2
3
4
5
6
7
8
9
Answer: 2
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "empire" . ?e_1 <capital_of> ?e . ?e_1 <pred:name> "Constantinople" .   }
Program:
function: Find
inputs: Constantinople
function: Relate
dependencies: 0
inputs: capital of
forward
function: FilterConcept
dependencies: 1
inputs: empire
function: Count
dependencies: 2