Question: What is the character role of  Constantine (the one that has Peter Stormare as a cast member) which has Peter Stormare in the cast?
Choices: Lois Lane
Hal Jordan
Lucifer
Jack Shephard
Randy Wharmpess
Agent K
Helen of Troy
Izzie Stevens
Seth Gecko
Evelyn Harper
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Constantine" . ?e_1 <cast_member> ?e_3 . ?e_3 <pred:name> "Peter Stormare" . ?e_2 <pred:name> "Peter Stormare" . ?e_1 <cast_member> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <cast_member> ; <pred:fact_t> ?e_2 ] <character_role> ?qpv .  }
Program:
function: Find
inputs: Peter Stormare
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: Constantine
function: And
dependencies: 1
2
function: Find
inputs: Peter Stormare
function: QueryRelationQualifier
dependencies: 3
4
inputs: cast member
character role
Answer: Lucifer