Question: Was the space rock band formed in a year besides 1637?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: space rock
function: Relate
dependencies: 0
inputs: genre
backward
function: FilterConcept
dependencies: 1
inputs: band
function: QueryAttr
dependencies: 2
inputs: inception
function: VerifyYear
dependencies: 3
inputs: 1637
!=
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "band" . ?e <genre> ?e_1 . ?e_1 <pred:name> "space rock" .  ?e <inception> ?pv . ?pv <pred:year> ?v . FILTER ( ?v != 1637 ) .  }
Answer: yes