Question: What is the character role of Tom Skerritt in  Alien (the one whose release region is Spain)?
Choices: Blackbeard
Maharet and Mekare
Martin Luther King Jr.
Arthur Dallas
Randle McMurphy
Becky Sharp
Amanda Grayson
Rabbit
Preston Burke
Samantha Jones
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Alien" . ?e_1 <film_release_region> ?e_3 . ?e_3 <pred:name> "Spain" . ?e_2 <pred:name> "Tom Skerritt" . ?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: Spain
function: Relate
dependencies: 0
inputs: film release region
backward
function: Find
inputs: Alien
function: And
dependencies: 1
2
function: Find
inputs: Tom Skerritt
function: QueryRelationQualifier
dependencies: 3
4
inputs: cast member
character role
Answer: Arthur Dallas