Question: Is James Douglas Muir Leno the birth name of Jack White (the one whose date of death is 1949-11-27)?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Jack White" . ?e <date_of_death> ?pv_1 . ?pv_1 <pred:date> "1949-11-27"^^xsd:date . ?e <birth_name> ?pv . ?pv <pred:value> "James Douglas Muir Leno" .  }
Program:
function: Find
inputs: Jack White
function: FilterDate
dependencies: 0
inputs: date of death
1949-11-27
=
function: QueryAttr
dependencies: 1
inputs: birth name
function: VerifyStr
dependencies: 2
inputs: James Douglas Muir Leno
Answer: no