Question: Was the person that received the Grammy Award for Record of the Year with Santana born before 1957?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <award_received> ?e_1 . ?e_1 <pred:name> "Grammy Award for Record of the Year" .  [ <pred:fact_h> ?e ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e_1 ] <together_with> ?qpv . ?qpv <pred:value> "Santana" . ?e <date_of_birth> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1957 ) .  }
Program:
function: Find
inputs: Grammy Award for Record of the Year
function: Relate
dependencies: 0
inputs: award received
backward
function: QFilterStr
dependencies: 1
inputs: together with
Santana
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of birth
function: VerifyYear
dependencies: 4
inputs: 1957
<