Question: Was te association football club, whose member in 2015 was Ben Sahar, founded before 1957 ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "association football club" . ?e_1 <member_of_sports_team> ?e . ?e_1 <pred:name> "Ben Sahar" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of_sports_team> ; <pred:fact_t> ?e ] <start_time> ?qpv . ?qpv <pred:year> 2015 . ?e <inception> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1957 ) .  }
Program:
function: Find
inputs: Ben Sahar
function: Relate
dependencies: 0
inputs: member of sports team
forward
function: QFilterYear
dependencies: 1
inputs: start time
2015
=
function: FilterConcept
dependencies: 2
inputs: association football club
function: QueryAttr
dependencies: 3
inputs: inception
function: VerifyYear
dependencies: 4
inputs: 1957
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