Question: How many hardcore punk groups, known via famous Devin Townsend, with the genre matching the one of Dio (official website http://www.ronniejamesdio.com), do we know ?
Choices:
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Answer: 0
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "hardcore punk" . ?e <famous_people> ?e_1 . ?e_1 <pred:name> "Devin Townsend" .  ?e_2 <genre> ?e . ?e_2 <pred:name> "Dio" . ?e_2 <official_website> ?pv . ?pv <pred:value> "http://www.ronniejamesdio.com" .  }
Program:
function: Find
inputs: Devin Townsend
function: Relate
dependencies: 0
inputs: famous people
backward
function: FilterConcept
dependencies: 1
inputs: hardcore punk
function: Find
inputs: Dio
function: FilterStr
dependencies: 3
inputs: official website
http://www.ronniejamesdio.com
function: Relate
dependencies: 4
inputs: genre
forward
function: FilterConcept
dependencies: 5
inputs: hardcore punk
function: And
dependencies: 2
6
function: Count
dependencies: 7