Question: What is the character role of Glenn Close in  Hamlet (the one whose distributor is Warner Bros.)?
Choices:
Holly the Angel
Gwen Stacy
Gertrude
Meredith Gordon
Alicia Masters
Tenth Doctor
Athos
Senator Stern
Gordon Gekko
Leeloo
Answer: Gertrude
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Hamlet" . ?e_1 <distributor> ?e_3 . ?e_3 <pred:name> "Warner Bros." . ?e_2 <pred:name> "Glenn Close" . ?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: Warner Bros.
function: Relate
dependencies: 0
inputs: distributor
backward
function: Find
inputs: Hamlet
function: And
dependencies: 1
2
function: Find
inputs: Glenn Close
function: QueryRelationQualifier
dependencies: 3
4
inputs: cast member
character role