Question: What number of sovereign states have a common border with Romania, which has diplomatic ties to France?
Choices:
1
2
3
4
5
6
7
8
9
10
Answer: 6
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "sovereign state" . ?e_1 <shares_border_with> ?e . ?e_1 <pred:name> "Romania" . ?e_1 <diplomatic_relation> ?e_2 . ?e_2 <pred:name> "France" .   }
Program:
function: Find
inputs: France
function: Relate
dependencies: 0
inputs: diplomatic relation
backward
function: Find
inputs: Romania
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: shares border with
forward
function: FilterConcept
dependencies: 4
inputs: sovereign state
function: Count
dependencies: 5