Question: What is the official website of the person with Twitter username randyjackson8?
Choices: http://www.city.yokohama.lg.jp/
https://www.land.nrw/
http://www.bju.edu
http://mickey.disney.com/mickey
http://www.ocalafl.org/
http://www.fromsoftware.jp/
http://www.krs-one.com/
http://randyjackson.us/
https://marcobeltrami.com/
http://stlouis.missouri.org/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "randyjackson8" . ?e <official_website> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
randyjackson8
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: official website
Answer: http://randyjackson.us/