Question: Which person died in Cologne?
Choices: Thom Yorke
William Henry Harrison
Richard Gere
Max Fleischer
Hal David
Jonathan Swift
W. H. Auden
Michael Jackson
Sylvester Stallone
Karl Marx
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <place_of_death> ?e_1 . ?e_1 <pred:name> "Cologne" .   }
Program:
function: Find
inputs: Cologne
function: Relate
dependencies: 0
inputs: place of death
backward
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Karl Marx