Question: What is the official website for the actor that played Harry Potter in Harry Potter and the Philosopher's Stone written by J.K. Rowling?
Choices: http://www.lincoln.gov.uk/
http://www.mylifetime.com/shows/project-runway
http://www.olympiawa.gov/
http://www.crete.gov.gr/
https://cochinmunicipalcorporation.kerala.gov.in/
https://www.jena.de/
http://www.fsmgov.org/
http://www.danradcliffe.com
http://www.rug.nl
http://www.zj.gov.cn
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <cast_member> ?e . ?e_1 <pred:name> "Harry Potter and the Philosopher's Stone" . ?e_1 <after_a_work_by> ?e_2 . ?e_2 <pred:name> "J. K. Rowling" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <cast_member> ; <pred:fact_t> ?e ] <character_role> ?qpv . ?qpv <pred:value> "Harry Potter" . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: J. K. Rowling
function: Relate
dependencies: 0
inputs: after a work by
backward
function: Find
inputs: Harry Potter and the Philosopher's Stone
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: cast member
forward
function: QFilterStr
dependencies: 4
inputs: character role
Harry Potter
function: FilterConcept
dependencies: 5
inputs: human
function: QueryAttr
dependencies: 6
inputs: official website
Answer: http://www.danradcliffe.com