Question: What is the official website of Dragon Ball (the one that derives Dragon Ball Z: Lord Slug)?
Choices:
http://db30th.com/
http://www.LiveFreeOrDieHard.com/
http://deborahannwoll.net
http://www.pamtillis.com/
http://www.pkc.gov.uk/
http://www.paulyshore.com
https://www.warnerbros.com/blade-runner
http://www.bc.edu
http://www.maastrichtportal.nl/
http://www.ewashtenaw.org
Answer: http://db30th.com/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Dragon Ball" . ?e_1 <based_on> ?e . ?e_1 <pred:name> "Dragon Ball Z: Lord Slug" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Dragon Ball Z: Lord Slug
function: Relate
dependencies: 0
inputs: based on
forward
function: Find
inputs: Dragon Ball
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: official website