Question: Does the person who is the author of Lady Sings the Blues, have ISNI 0000 0001 1021 5599 (the name by which it is recorded of this statement is Holiday, Billie)?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <after_a_work_by> ?e . ?e_1 <pred:name> "Lady Sings the Blues" .  ?e <ISNI> ?pv . ?pv <pred:value> "0000 0001 1021 5599" . [ <pred:fact_h> ?e ; <pred:fact_r> <ISNI> ; <pred:fact_t> ?pv ] <named_as> ?qpv . ?qpv <pred:value> "Holiday, Billie" .  }
Program:
function: Find
inputs: Lady Sings the Blues
function: Relate
dependencies: 0
inputs: after a work by
forward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttrUnderCondition
dependencies: 2
inputs: ISNI
named as
Holiday, Billie
function: VerifyStr
dependencies: 3
inputs: 0000 0001 1021 5599
Answer: yes