Question: What is the Tom Skerrit's character role in  Alien (the one whose official website is http://www.alienlegend.com) ?
Choices: Vincent Vega
Luke Skywalker
Mr. Burns
Marshall Carter
Ian the Gator
Arthur Dallas
Erik
Mrs. Lovett
Will Scarlet
Harry Boland
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Alien" . ?e_1 <official_website> ?pv . ?pv <pred:value> "http://www.alienlegend.com" . ?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: Alien
function: FilterStr
dependencies: 0
inputs: official website
http://www.alienlegend.com
function: Find
inputs: Tom Skerritt
function: QueryRelationQualifier
dependencies: 1
2
inputs: cast member
character role
Answer: Arthur Dallas