Question: Is 27417158 the OCLC control number fo the written work published in 1978?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "written work" . ?e <publication_date> ?pv_1 . ?pv_1 <pred:year> 1978 . ?e <OCLC_control_number> ?pv . ?pv <pred:value> "27417158" .  }
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: publication date
1978
=
function: FilterConcept
dependencies: 1
inputs: written work
function: QueryAttr
dependencies: 2
inputs: OCLC control number
function: VerifyStr
dependencies: 3
inputs: 27417158
Answer: yes