Question: Is the official website of the the play whose librettist is Howard Ashman http://aladdinthemusical.com?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "play" . ?e <librettist> ?e_1 . ?e_1 <pred:name> "Howard Ashman" .  ?e <official_website> ?pv . ?pv <pred:value> "http://aladdinthemusical.com" .  }
Program:
function: Find
inputs: Howard Ashman
function: Relate
dependencies: 0
inputs: librettist
backward
function: FilterConcept
dependencies: 1
inputs: play
function: QueryAttr
dependencies: 2
inputs: official website
function: VerifyStr
dependencies: 3
inputs: http://aladdinthemusical.com
Answer: yes