Question: What is the duration of the visual artwork that is written by Anton Chekhov?
Choices:
94 minute
72 minute
786 minute
179 minute
162 minute
134 minute
83 minute
107 minute
135 minute
76 minute
Program:
function: Find
inputs: Anton Chekhov
function: Relate
dependencies: 0
inputs: after a work by
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttr
dependencies: 2
inputs: duration
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <after_a_work_by> ?e_1 . ?e_1 <pred:name> "Anton Chekhov" .  ?e <duration> ?pv .  }
Answer: 94 minute