Triple

T7084761
Position Surface form Disambiguated ID Type / Status
Subject Sutton Loop Line E165046 entity
Predicate hasStation P35 FINISHED
Object South Merton railway station
South Merton railway station is a suburban National Rail station in the London Borough of Merton, served by trains on the Sutton Loop Line between central London and Sutton.
 E641031 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: South Merton railway station | Statement: [Sutton Loop Line, hasStation, South Merton railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: South Merton railway station
Context triple: [Sutton Loop Line, hasStation, South Merton railway station]
  • A. Purley railway station
    Purley railway station is a suburban railway station in the London Borough of Croydon that serves as a key junction and commuter hub on the Southern network in South London.
  • B. Sanderstead railway station
    Sanderstead railway station is a suburban rail station in the London Borough of Croydon, providing commuter services between central London and destinations in Surrey and Sussex.
  • C. Merstham railway station
    Merstham railway station is a commuter rail station in Surrey, England, serving the village of Merstham on the Brighton Main Line with services to London and the south coast.
  • D. Herne Hill railway station
    Herne Hill railway station is a suburban rail station in south London that provides commuter services connecting the local area to central London and other parts of the city.
  • E. Hounslow railway station
    Hounslow railway station is a National Rail station in the London Borough of Hounslow providing suburban and commuter services on the line between central London and southwest London.
  • 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: South Merton railway station
Triple: [Sutton Loop Line, hasStation, South Merton railway station]
Generated description
South Merton railway station is a suburban National Rail station in the London Borough of Merton, served by trains on the Sutton Loop Line between central London and Sutton.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: South Merton railway station
Target entity description: South Merton railway station is a suburban National Rail station in the London Borough of Merton, served by trains on the Sutton Loop Line between central London and Sutton.
  • A. Purley railway station
    Purley railway station is a suburban railway station in the London Borough of Croydon that serves as a key junction and commuter hub on the Southern network in South London.
  • B. Sanderstead railway station
    Sanderstead railway station is a suburban rail station in the London Borough of Croydon, providing commuter services between central London and destinations in Surrey and Sussex.
  • C. Merstham railway station
    Merstham railway station is a commuter rail station in Surrey, England, serving the village of Merstham on the Brighton Main Line with services to London and the south coast.
  • D. Herne Hill railway station
    Herne Hill railway station is a suburban rail station in south London that provides commuter services connecting the local area to central London and other parts of the city.
  • E. Hounslow railway station
    Hounslow railway station is a National Rail station in the London Borough of Hounslow providing suburban and commuter services on the line between central London and southwest London.
  • 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_69c6887d98408190912b9580666b0c1d completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e511535c819098f60de54930380f completed March 27, 2026, 8:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7948094ec8190856870dfd59fc13a completed March 28, 2026, 8:42 a.m.
NEDg Description generation batch_69c796acdddc8190a2d20b4d40751359 completed March 28, 2026, 8:51 a.m.
NED2 Entity disambiguation (via description) batch_69c797b416a881908c58376498f20c58 completed March 28, 2026, 8:56 a.m.
Created at: March 27, 2026, 2:40 p.m.