Question: How many progressive rock renditions have a beginning date that is after 1990 or before 1988?
Choices:
0
1
2
3
4
5
6
7
8
9
Answer: 0
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "progressive rock" .  { ?e <inception> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1990 ) .  } UNION { ?e <inception> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1988 ) .  } }
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: inception
1990
>
function: FilterConcept
dependencies: 1
inputs: progressive rock
function: FindAll
function: FilterYear
dependencies: 3
inputs: inception
1988
<
function: FilterConcept
dependencies: 4
inputs: progressive rock
function: Or
dependencies: 2
5
function: Count
dependencies: 6