Question: Is the date of death for a person who directed the photography in Catch-22 (directed by Mike Nichols), sometime before 2010 ?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <director_of_photography> ?e . ?e_1 <pred:name> "Catch-22" . ?e_1 <director> ?e_2 . ?e_2 <pred:name> "Mike Nichols" .  ?e <date_of_death> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 2010 ) .  }
Program:
function: Find
inputs: Mike Nichols
function: Relate
dependencies: 0
inputs: director
backward
function: Find
inputs: Catch-22
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: director of photography
forward
function: FilterConcept
dependencies: 4
inputs: human
function: QueryAttr
dependencies: 5
inputs: date of death
function: VerifyYear
dependencies: 6
inputs: 2010
<
Answer: yes