Question: Which town has OS grid reference of TL997254?
Choices: Harrow
Gateshead
Richmond
Hemel Hempstead
Neath
Colchester
South Shields
Wigan
Royal Tunbridge Wells
Edmonton
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "town" . ?e <OS_grid_reference> ?pv . ?pv <pred:value> "TL997254" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: OS grid reference
TL997254
function: FilterConcept
dependencies: 1
inputs: town
function: What
dependencies: 2
Answer: Colchester