Question: What is the official website for the Ohio county with the capital of Columbus (the one whose inception time is 1812)?
Choices: http://www.hamilton.edu
http://www.coloradocollege.edu
http://www.thewolfmanmovie.com/
http://www.deniserichards.com
http://www.fcsg.ch
http://www.co.franklin.oh.us
http://www.olympiacosbc.gr
http://www.queens.ox.ac.uk/
https://chucknorris.com/
http://www.pattonoswalt.com/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Ohio" . ?e <capital> ?e_1 . ?e_1 <pred:name> "Columbus" . ?e_1 <inception> ?pv_1 . ?pv_1 <pred:year> 1812 . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Columbus
function: FilterYear
dependencies: 0
inputs: inception
1812
=
function: Relate
dependencies: 1
inputs: capital
backward
function: FilterConcept
dependencies: 2
inputs: county of Ohio
function: QueryAttr
dependencies: 3
inputs: official website
Answer: http://www.co.franklin.oh.us