Question: What is the connection between Edge of Darkness (the one that mainly depicts murder) to Graham King?
Choices: family name
start point
cites
tributary
conferred by
drug used for treatment
producer
legal form
maintained by
coextensive with
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Edge of Darkness" . ?e_1 <main_subject> ?e_3 . ?e_3 <pred:name> "murder" . ?e_2 <pred:name> "Graham King" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: murder
function: Relate
dependencies: 0
inputs: main subject
backward
function: Find
inputs: Edge of Darkness
function: And
dependencies: 1
2
function: Find
inputs: Graham King
function: QueryRelation
dependencies: 3
4
Answer: producer