Question: Does Telly Savalas' work period start prior to 1977?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Telly Savalas" . ?e <work_period_(start)> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1977 ) .  }
Program:
function: Find
inputs: Telly Savalas
function: QueryAttr
dependencies: 0
inputs: work period (start)
function: VerifyYear
dependencies: 1
inputs: 1977
<
Answer: yes