Question: Is the tite of Salvador (the one whose publication date is 2006-01-01) Salvador?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Salvador" . ?e <publication_date> ?pv_1 . ?pv_1 <pred:date> "2006-01-01"^^xsd:date . ?e <title> ?pv . ?pv <pred:value> "Salvador" .  }
Program:
function: Find
inputs: Salvador
function: FilterDate
dependencies: 0
inputs: publication date
2006-01-01
=
function: QueryAttr
dependencies: 1
inputs: title
function: VerifyStr
dependencies: 2
inputs: Salvador
Answer: yes