Question: Is 50701–50707 the postal code of Waterloo (the one whose subreddit is WaterlooIowa)?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:name> "Waterloo" . ?e <subreddit> ?pv_1 . ?pv_1 <pred:value> "WaterlooIowa" . ?e <postal_code> ?pv . ?pv <pred:value> "50701–50707" .  }
Program:
function: Find
inputs: Waterloo
function: FilterStr
dependencies: 0
inputs: subreddit
WaterlooIowa
function: QueryAttr
dependencies: 1
inputs: postal code
function: VerifyStr
dependencies: 2
inputs: 50701–50707