Question: Was someone who died in Odessa, twinned administrative body of Jeddah, born prior to 1960 ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <place_of_death> ?e_1 . ?e_1 <pred:name> "Odessa" . ?e_1 <twinned_administrative_body> ?e_2 . ?e_2 <pred:name> "Jeddah" .  ?e <date_of_birth> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1960 ) .  }
Program:
function: Find
inputs: Jeddah
function: Relate
dependencies: 0
inputs: twinned administrative body
backward
function: Find
inputs: Odessa
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: place of death
backward
function: FilterConcept
dependencies: 4
inputs: human
function: QueryAttr
dependencies: 5
inputs: date of birth
function: VerifyYear
dependencies: 6
inputs: 1960
<