Question: What is the name of the band whose genre is downtempo?
Choices: Dixie Chicks
Moby
Roxy Music
Portishead
Porcupine Tree
The Monkees
The Band
The Kinks
The Isley Brothers
KC and the Sunshine Band
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "band" . ?e <genre> ?e_1 . ?e_1 <pred:name> "downtempo" .   }
Program:
function: Find
inputs: downtempo
function: Relate
dependencies: 0
inputs: genre
backward
function: FilterConcept
dependencies: 1
inputs: band
function: What
dependencies: 2
Answer: Portishead