Question: Christmas is observed as a public holiday in how many sovereign states?
Choices:
6
7
8
9
10
11
12
13
14
15
Answer: 12
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "sovereign state" . ?e <public_holiday> ?e_1 . ?e_1 <pred:name> "Christmas" .   }
Program:
function: Find
inputs: Christmas
function: Relate
dependencies: 0
inputs: public holiday
backward
function: FilterConcept
dependencies: 1
inputs: sovereign state
function: Count
dependencies: 2