Question: The heavy metal with Norwegian roots is a component of how many forms of rock music?
Choices:
0
1
2
3
4
5
6
7
8
9
Program:
function: Find
inputs: Norway
function: Relate
dependencies: 0
inputs: country of origin
backward
function: FilterConcept
dependencies: 1
inputs: heavy metal
function: Relate
dependencies: 2
inputs: part of
forward
function: FilterConcept
dependencies: 3
inputs: rock music
function: Count
dependencies: 4
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "rock music" . ?e_1 <part_of> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "heavy metal" . ?e_1 <country_of_origin> ?e_2 . ?e_2 <pred:name> "Norway" .   }
Answer: 0