Question: What is Essex County's (the one whose inception time is 1749), official website?
Choices:
http://www.saskatchewan.ca/
http://www.countyofessex.on.ca/
https://english.ajax.nl/streams/ajax-now.htm
http://www.residentevil-movie.com
http://www.statehouse.gov.zm
http://avex.jp/ayu/
http://robynhitchcock.com
http://empereur.luc-jacquet.com
http://www.belleville.net/
https://www.jamiecullum.com
Answer: http://www.countyofessex.on.ca/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Essex County" . ?e <inception> ?pv_1 . ?pv_1 <pred:year> 1749 . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Essex County
function: FilterYear
dependencies: 0
inputs: inception
1749
=
function: QueryAttr
dependencies: 1
inputs: official website