Triple

T2515834
Position Surface form Disambiguated ID Type / Status
Subject Carshalton E55409 entity
Predicate hasRailwayStation P918 FINISHED
Object Carshalton railway station
Carshalton railway station is a suburban rail station in the London Borough of Sutton, providing local and commuter services on the Sutton and Mole Valley lines.
 E275794 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Carshalton railway station | Statement: [Carshalton, hasRailwayStation, Carshalton railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Carshalton railway station
Context triple: [Carshalton, hasRailwayStation, Carshalton railway station]
  • A. Chertsey railway station
    Chertsey railway station is a suburban rail station in Surrey, England, serving the town of Chertsey on the South Western Railway network.
  • B. Whittlesea railway station
    Whittlesea railway station is a small railway station in Whittlesey, Cambridgeshire, England, serving the town on the Ely–Peterborough line.
  • C. Blackheath railway station
    Blackheath railway station is a suburban rail station in southeast London serving the Blackheath area with regular commuter services into central London and surrounding regions.
  • D. Staines railway station
    Staines railway station is a key commuter rail hub in Surrey, England, providing regular services to London and surrounding areas.
  • E. Redhill railway station
    Redhill railway station is a major railway hub in Surrey, England, providing regional and commuter services on key routes between London, the South Coast, and the South East.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Carshalton railway station
Triple: [Carshalton, hasRailwayStation, Carshalton railway station]
Generated description
Carshalton railway station is a suburban rail station in the London Borough of Sutton, providing local and commuter services on the Sutton and Mole Valley lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Carshalton railway station
Target entity description: Carshalton railway station is a suburban rail station in the London Borough of Sutton, providing local and commuter services on the Sutton and Mole Valley lines.
  • A. Chertsey railway station
    Chertsey railway station is a suburban rail station in Surrey, England, serving the town of Chertsey on the South Western Railway network.
  • B. Whittlesea railway station
    Whittlesea railway station is a small railway station in Whittlesey, Cambridgeshire, England, serving the town on the Ely–Peterborough line.
  • C. Blackheath railway station
    Blackheath railway station is a suburban rail station in southeast London serving the Blackheath area with regular commuter services into central London and surrounding regions.
  • D. Staines railway station
    Staines railway station is a key commuter rail hub in Surrey, England, providing regular services to London and surrounding areas.
  • E. Redhill railway station
    Redhill railway station is a major railway hub in Surrey, England, providing regional and commuter services on key routes between London, the South Coast, and the South East.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ab49e4749c8190813311efd1630f1b completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd20db7e0819096d901eb20ae65e5 completed March 7, 2026, 7:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69af2b9aa5cc81908c2e09ce18f2e98e completed March 9, 2026, 8:20 p.m.
NEDg Description generation batch_69af508c28f48190afc4aa1bc3c9adf3 completed March 9, 2026, 10:58 p.m.
NED2 Entity disambiguation (via description) batch_69af5155f85081908dd4a1859d0f7907 completed March 9, 2026, 11:01 p.m.
Created at: March 6, 2026, 9:46 p.m.