Question: When was the director of Samson and Delilah (designed by Hans Dreier) born?
Choices: 1979-05-30
1972-11-09
1881-08-12
1940-06-22
1985-09-11
1919-03-17
1990-04-09
1944-02-22
1938-05-22
1971-12-27
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <director> ?e . ?e_1 <pred:name> "Samson and Delilah" . ?e_1 <production_designer> ?e_2 . ?e_2 <pred:name> "Hans Dreier" .  ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Hans Dreier
function: Relate
dependencies: 0
inputs: production designer
backward
function: Find
inputs: Samson and Delilah
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: director
forward
function: FilterConcept
dependencies: 4
inputs: human
function: QueryAttr
dependencies: 5
inputs: date of birth
Answer: 1881-08-12