Question: What is the character role of Liv Tyler in  The Lord of the Rings: The Two Towers (the one whose release region is Japan)?
Choices:
Mr. Eko
Phineas T. Ratchet
Arwen
Odysseus
George III of Great Britain
Al Capone
Godfrey
Domino Harvey
Remus Lupin
Scar
Answer: Arwen
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "The Lord of the Rings: The Two Towers" . ?e_1 <film_release_region> ?e_3 . ?e_3 <pred:name> "Japan" . ?e_2 <pred:name> "Liv Tyler" . ?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: Japan
function: Relate
dependencies: 0
inputs: film release region
backward
function: Find
inputs: The Lord of the Rings: The Two Towers
function: And
dependencies: 1
2
function: Find
inputs: Liv Tyler
function: QueryRelationQualifier
dependencies: 3
4
inputs: cast member
character role