Question: What work directed by Lon Chaney has the video The Phantom of the Opera in 1925?
Choices: Curse of the Golden Flower
The Towering Inferno
A Prairie Home Companion
The Hunchback of Notre Dame
The Phantom of the Opera
Talk to Her
Rebecca
The Fifth Element
Training Day
Rope
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <director> ?e_1 . ?e_1 <pred:name> "Lon Chaney" .  ?e <video> ?pv . ?pv <pred:value> "The Phantom of the Opera (1925).webm" .  }
Program:
function: Find
inputs: Lon Chaney
function: Relate
dependencies: 0
inputs: director
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: FindAll
function: FilterStr
dependencies: 3
inputs: video
The Phantom of the Opera (1925).webm
function: FilterConcept
dependencies: 4
inputs: visual artwork
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: The Phantom of the Opera