Question: Who is famous for electric blues and known by the  official website http://www.joewalsh.com?
Choices:
David Byrne
Rahul Dev Burman
John Lee Hooker
Max Fleischer
Sylvester Stallone
Booker T. Jones
Buddy Guy
Richard Gere
Joe Walsh
William Henry Harrison
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.joewalsh.com/
function: FilterConcept
dependencies: 1
inputs: human
function: Find
inputs: electric blues
function: Relate
dependencies: 3
inputs: famous people
forward
function: FilterConcept
dependencies: 4
inputs: human
function: And
dependencies: 2
5
function: What
dependencies: 6
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <official_website> ?pv . ?pv <pred:value> "http://www.joewalsh.com/" . ?e_1 <famous_people> ?e . ?e_1 <pred:name> "electric blues" .  }
Answer: Joe Walsh