Question: Did Derek Jacobi's professional career commence at a time other than 1962?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Derek Jacobi" . ?e <work_period_(start)> ?pv . ?pv <pred:year> ?v . FILTER ( ?v != 1962 ) .  }
Program:
function: Find
inputs: Derek Jacobi
function: QueryAttr
dependencies: 0
inputs: work period (start)
function: VerifyYear
dependencies: 1
inputs: 1962
!=
Answer: yes