Question: Does the town whose OS grid reference is SW475306, have a time of earliest written record before 1524?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "town" . ?e <OS_grid_reference> ?pv_1 . ?pv_1 <pred:value> "SW475306" . ?e <time_of_earliest_written_record> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1524 ) .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: OS grid reference
SW475306
function: FilterConcept
dependencies: 1
inputs: town
function: QueryAttr
dependencies: 2
inputs: time of earliest written record
function: VerifyYear
dependencies: 3
inputs: 1524
<
Answer: yes