Question: What is the title for the visual artwork that wins Hong Kong Film Award for Best Film (the point in time of this statement is 2009)?
Choices: Network
The Adventures of Ford Fairlane
葉問
Montana
The Andy Griffith Show
The Shield
Tommy
Almost Famous
Step Brothers
Looper
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e_1 <winner> ?e . ?e_1 <pred:name> "Hong Kong Film Award for Best Film" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <winner> ; <pred:fact_t> ?e ] <point_in_time> ?qpv . ?qpv <pred:year> 2009 . ?e <title> ?pv .  }
Program:
function: Find
inputs: Hong Kong Film Award for Best Film
function: Relate
dependencies: 0
inputs: winner
forward
function: QFilterYear
dependencies: 1
inputs: point in time
2009
=
function: FilterConcept
dependencies: 2
inputs: visual artwork
function: QueryAttr
dependencies: 3
inputs: title
Answer: 葉問