Triple

T3544112
Position Surface form Disambiguated ID Type / Status
Subject Borough of Epsom and Ewell E74953 entity
Predicate hasRailwayStation P918 FINISHED
Object Ewell East railway station
Ewell East railway station is a suburban rail station in Surrey, England, serving the town of Ewell with services on the Sutton and Mole Valley lines into central London.
 E74469 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: Ewell East railway station | Statement: [Borough of Epsom and Ewell, hasRailwayStation, Ewell East railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ewell East railway station
Context triple: [Borough of Epsom and Ewell, hasRailwayStation, Ewell East railway station]
  • A. Ewell West railway station
    Ewell West railway station is a suburban rail station in Ewell, Surrey, providing commuter services into central London and surrounding areas.
  • B. Esher railway station
    Esher railway station is a suburban rail station in Surrey, England, serving the town of Esher and providing convenient access to nearby Sandown Park Racecourse.
  • C. Isleworth railway station
    Isleworth railway station is a suburban rail station in the London Borough of Hounslow that provides local and commuter services on the line between London Waterloo and southwest London.
  • D. Ewell Village centre
    Ewell Village centre is the main commercial and community hub of the village of Ewell in Surrey, England, featuring shops, services, and local amenities.
  • E. Welwyn Garden City railway station
    Welwyn Garden City railway station is a commuter rail station in Hertfordshire, England, serving the town of Welwyn Garden City on routes into London and surrounding areas.
  • 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: Ewell East railway station
Triple: [Borough of Epsom and Ewell, hasRailwayStation, Ewell East railway station]
Generated description
Ewell East railway station is a suburban rail station in Surrey, England, serving the town of Ewell with services on the Sutton and Mole Valley lines into central London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ewell East railway station
Target entity description: Ewell East railway station is a suburban rail station in Surrey, England, serving the town of Ewell with services on the Sutton and Mole Valley lines into central London.
  • A. Ewell West railway station chosen
    Ewell West railway station is a suburban rail station in Ewell, Surrey, providing commuter services into central London and surrounding areas.
  • B. Esher railway station
    Esher railway station is a suburban rail station in Surrey, England, serving the town of Esher and providing convenient access to nearby Sandown Park Racecourse.
  • C. Isleworth railway station
    Isleworth railway station is a suburban rail station in the London Borough of Hounslow that provides local and commuter services on the line between London Waterloo and southwest London.
  • D. Ewell Village centre
    Ewell Village centre is the main commercial and community hub of the village of Ewell in Surrey, England, featuring shops, services, and local amenities.
  • E. Welwyn Garden City railway station
    Welwyn Garden City railway station is a commuter rail station in Hertfordshire, England, serving the town of Welwyn Garden City on routes into London and surrounding areas.
  • F. None of above.

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_69ad85d274cc8190ab59c97298a1cfbf completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbf76c5b08190b898d31b80a3a350 completed March 8, 2026, 6:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69b3bb8ec8948190a0ae799ad20f42b3 completed March 13, 2026, 7:23 a.m.
NEDg Description generation batch_69b3bd2c58188190ae822c2334e7d123 completed March 13, 2026, 7:30 a.m.
NED2 Entity disambiguation (via description) batch_69b3f85388c8819080c3cf149314b2ea completed March 13, 2026, 11:43 a.m.
Created at: March 8, 2026, 3:20 p.m.