Question: Was horse racing-themed Kentucky published later than 1923 ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: horse racing
function: Relate
dependencies: 0
inputs: main subject
backward
function: Find
inputs: Kentucky
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
function: VerifyYear
dependencies: 4
inputs: 1923
>
SPARQL: ASK { ?e <pred:name> "Kentucky" . ?e <main_subject> ?e_1 . ?e_1 <pred:name> "horse racing" .  ?e <publication_date> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1923 ) .  }
Answer: yes