Question: Who received the Academy Award for Best Production in the 6th Academy Awards?
Choices: Tony Walton
Sylvester Stallone
Richard Sylbert
Walter M. Scott
Max Fleischer
Walt Disney
Charles Laughton
William S. Darling
John Box
John DeCuir
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <award_received> ?e_1 . ?e_1 <pred:name> "Academy Award for Best Production Design" .  [ <pred:fact_h> ?e ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e_1 ] <statement_is_subject_of> ?qpv . ?qpv <pred:value> "6th Academy Awards" .  }
Program:
function: Find
inputs: Academy Award for Best Production Design
function: Relate
dependencies: 0
inputs: award received
backward
function: QFilterStr
dependencies: 1
inputs: statement is subject of
6th Academy Awards
function: FilterConcept
dependencies: 2
inputs: human
function: What
dependencies: 3
Answer: William S. Darling