Question: Is the Instagram name of an university, where Ingmar Bergman studied, petshopboys?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "university" . ?e_1 <educated_at> ?e . ?e_1 <pred:name> "Ingmar Bergman" .  ?e <Instagram_username> ?pv . ?pv <pred:value> "petshopboys" .  }
Program:
function: Find
inputs: Ingmar Bergman
function: Relate
dependencies: 0
inputs: educated at
forward
function: FilterConcept
dependencies: 1
inputs: university
function: QueryAttr
dependencies: 2
inputs: Instagram username
function: VerifyStr
dependencies: 3
inputs: petshopboys