Question: What is the number of national association football teams that occupy the association football club having an official opening date before the year 1963?
Choices: 0
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "national association football team" . ?e_1 <occupant> ?e . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "association football club" . ?e_1 <date_of_official_opening> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1963 ) .   }
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: date of official opening
1963
<
function: FilterConcept
dependencies: 1
inputs: association football club
function: Relate
dependencies: 2
inputs: occupant
forward
function: FilterConcept
dependencies: 3
inputs: national association football team
function: Count
dependencies: 4
Answer: 1