Question: What is the Twitter username of the Walmart employee?
Choices:
GodzillaMovie
NPS_monterey
Walmart
CoryMonteith
JulieBenz
losclive
epitaphrecords
lsu
PAFjp
guillorybe
Answer: CoryMonteith
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <employer> ?e_1 . ?e_1 <pred:name> "Walmart" .  ?e <Twitter_username> ?pv .  }
Program:
function: Find
inputs: Walmart
function: Relate
dependencies: 0
inputs: employer
backward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: Twitter username