Question: What sound influenced by classical music came out before 1994?
Choices: technical death metal
glam metal
traditional heavy metal
crossover thrash
folk punk
doom metal
neo-classical metal
folk metal
dark ambient
deathgrind
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "sound" . ?e <influenced_by> ?e_1 . ?e_1 <pred:name> "classical music" .  ?e <inception> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1994 ) .  }
Program:
function: Find
inputs: classical music
function: Relate
dependencies: 0
inputs: influenced by
backward
function: FilterConcept
dependencies: 1
inputs: sound
function: FindAll
function: FilterYear
dependencies: 3
inputs: inception
1994
<
function: FilterConcept
dependencies: 4
inputs: sound
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: neo-classical metal