Question: Howard Ashman serves as librettist for which play?
Choices:
Who's Afraid of Virginia Woolf?
Guys and Dolls
Beauty and the Beast
The King and I
Romeo and Juliet
Aladdin
West Side Story
South Pacific
Hamlet
Sunset Boulevard
Answer: Aladdin
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "play" . ?e <librettist> ?e_1 . ?e_1 <pred:name> "Howard Ashman" .   }
Program:
function: Find
inputs: Howard Ashman
function: Relate
dependencies: 0
inputs: librettist
backward
function: FilterConcept
dependencies: 1
inputs: play
function: What
dependencies: 2