Question: Was the medal awarded in 1916 to Nikola Tesla established earlier than 1917?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "medal" . ?e_1 <award_received> ?e . ?e_1 <pred:name> "Nikola Tesla" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e ] <point_in_time> ?qpv . ?qpv <pred:year> 1916 . ?e <inception> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1917 ) .  }
Program:
function: Find
inputs: Nikola Tesla
function: Relate
dependencies: 0
inputs: award received
forward
function: QFilterYear
dependencies: 1
inputs: point in time
1916
=
function: FilterConcept
dependencies: 2
inputs: medal
function: QueryAttr
dependencies: 3
inputs: inception
function: VerifyYear
dependencies: 4
inputs: 1917
<