Question: Who directed Mark Twain, published on 1st January 2001?
Choices: Sylvester Stallone
Tom Green
William Henry Harrison
Thomas Hardy
Richard Gere
Kevin Smith
Ken Burns
Fred Durst
John Madden
Max Fleischer
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <director> ?e . ?e_1 <pred:name> "Mark Twain" . ?e_1 <publication_date> ?pv . ?pv <pred:date> "2001-01-01"^^xsd:date .   }
Program:
function: Find
inputs: Mark Twain
function: FilterDate
dependencies: 0
inputs: publication date
2001-01-01
=
function: Relate
dependencies: 1
inputs: director
forward
function: FilterConcept
dependencies: 2
inputs: human
function: What
dependencies: 3
Answer: Ken Burns