Question: regarding the visual art work which was composed by Lauryn Hill, tell me it's title.
Choices: Casino Royale
Volver
Mystic River
You Can Count on Me
When We Were Kings
The Queen
House of Sand and Fog
The Messenger: The Story of Joan of Arc
Thank You for Smoking
The Fabulous Baker Boys
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <composer> ?e_1 . ?e_1 <pred:name> "Lauryn Hill" .  ?e <title> ?pv .  }
Program:
function: Find
inputs: Lauryn Hill
function: Relate
dependencies: 0
inputs: composer
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttr
dependencies: 2
inputs: title
Answer: When We Were Kings