Question: How many TV production companies produced a movie that finished on 31st March 1979 ?
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "TV production company" . ?e_1 <production_company> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "film" . ?e_1 <end_time> ?pv . ?pv <pred:date> "1979-03-31"^^xsd:date .   }
Program:
function: FindAll
function: FilterDate
dependencies: 0
inputs: end time
1979-03-31
=
function: FilterConcept
dependencies: 1
inputs: film
function: Relate
dependencies: 2
inputs: production company
forward
function: FilterConcept
dependencies: 3
inputs: TV production company
function: Count
dependencies: 4
Answer: 1