Triple

T13751981
Position Surface form Disambiguated ID Type / Status
Subject South Eastern and Chatham Railway E330374 entity
Predicate operatedRailwayLine P5620 FINISHED
Object Bexleyheath Line E217480 NE FINISHED

How this triple was built (2 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: Bexleyheath Line | Statement: [South Eastern and Chatham Railway, operatedRailwayLine, Bexleyheath Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bexleyheath Line
Context triple: [South Eastern and Chatham Railway, operatedRailwayLine, Bexleyheath Line]
  • A. Bexleyheath Line chosen
    The Bexleyheath Line is a suburban railway route in southeast London that connects central London with areas such as Bexleyheath and Dartford.
  • B. Sidcup Line
    The Sidcup Line is a suburban railway route in southeast London that connects central London with areas such as Sidcup and beyond, forming part of the Southeastern rail network.
  • C. Bromley North Line
    The Bromley North Line is a short suburban railway branch in southeast London that connects Bromley North to the main line at Grove Park, providing commuter services into central London.
  • D. Hounslow Loop Line
    The Hounslow Loop Line is a suburban railway route in West London that forms a loop off the South Western Main Line, providing local passenger services through areas such as Hounslow, Isleworth, and Richmond.
  • E. North Downs Line
    The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d81c573f288190aa2403d484fa3d49 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0215cfa08190aaed8b089aff217b completed April 14, 2026, 9 a.m.
NED1 Entity disambiguation (via context triple) batch_69fd5bb05bb481909a0ad528e998fdf1 completed May 8, 2026, 3:42 a.m.
Created at: April 9, 2026, 10:09 p.m.