Triple

T8909469
Position Surface form Disambiguated ID Type / Status
Subject Deal railway station E212143 entity
Predicate formerRailwayCompany P84160 FINISHED
Object South Eastern and Chatham Railway E330374 NE FINISHED

How this triple was built (3 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 Eastern and Chatham Railway | Statement: [Deal railway station, formerRailwayCompany, South Eastern and Chatham Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Eastern and Chatham Railway
Context triple: [Deal railway station, formerRailwayCompany, South Eastern and Chatham Railway]
  • A. South Eastern and Chatham Railway chosen
    The South Eastern and Chatham Railway was a pre-grouping British railway company in southeast England, formed by the working union of the South Eastern Railway and the London, Chatham and Dover Railway in the early 20th century.
  • B. South Eastern Railway
    South Eastern Railway was a 19th-century British railway company that operated routes in southeast England, including services through Kent and to the Channel ports.
  • C. South Eastern Railway
    South Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services across eastern and central India.
  • D. Great Eastern Railway
    Great Eastern Railway was a major pre-grouping British railway company that operated an extensive network across East Anglia and into London from the mid-19th to early 20th century.
  • E. Eastern and Midlands Railway
    Eastern and Midlands Railway was a 19th-century British railway company that developed and operated lines in eastern England before being absorbed into larger railway systems.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: formerRailwayCompany
Context triple: [Deal railway station, formerRailwayCompany, South Eastern and Chatham Railway]
  • A. laterRailwayCompany
    Indicates that one railway company is the successor or later incarnation of another railway company.
  • B. formerRailOperator chosen
    Indicates that an entity previously operated a rail service or railway system but no longer does so.
  • C. railwayCompany
    Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
  • D. railwayCompanyType
    Indicates the specific category or classification of a railway company in terms of its role, ownership, or operational type.
  • E. formerRailroad
    Indicates that an entity was previously a railroad but no longer functions as one.
  • F. None of above.

Provenance (4 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_69ca839255248190b43984294abd92ae completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc65207bbc8190be181555b9564797 completed April 1, 2026, 12:21 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfc1cdfa6c8190af7b6312c73d59f9 completed April 3, 2026, 1:34 p.m.
PD Predicate disambiguation batch_69cc5ecf55248190a29f00fbf99f13c4 completed March 31, 2026, 11:54 p.m.
Created at: March 30, 2026, 6:55 p.m.