Question: Which profession usually has Chuck Berry as a property?
Choices: treasurer
art dealer
architect
investor
restaurateur
music video director
pornographic actor
sound editor
tenor
association football manager
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "profession" . ?e <properties_for_this_type> ?e_1 . ?e_1 <pred:name> "Chuck Berry" .   }
Program:
function: Find
inputs: Chuck Berry
function: Relate
dependencies: 0
inputs: properties for this type
backward
function: FilterConcept
dependencies: 1
inputs: profession
function: What
dependencies: 2
Answer: art dealer