Question: How many songs were released prior to 1973 or are in the pop music genre?
Choices:
0
1
2
3
4
5
6
7
8
9
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: publication date
1973
<
function: FilterConcept
dependencies: 1
inputs: song
function: Find
inputs: pop music
function: Relate
dependencies: 3
inputs: genre
backward
function: FilterConcept
dependencies: 4
inputs: song
function: Or
dependencies: 2
5
function: Count
dependencies: 6
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "song" .  { ?e <publication_date> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1973 ) .  } UNION { ?e <genre> ?e_1 . ?e_1 <pred:name> "pop music" .  } }
Answer: 6