Triple

T20058204
Position Surface form Disambiguated ID Type / Status
Subject Chatham railway station E499396 entity
Predicate servedByLine P1293 FINISHED
Object North Kent Line — NE NERFINISHED

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: North Kent Line | Statement: [Chatham railway station, servedByLine, North Kent Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: North Kent Line
Context triple: [Chatham railway station, servedByLine, North Kent Line]
  • A. North Kent Line chosen
    The North Kent Line is a major suburban and commuter railway route in southeast England connecting central London with towns along the River Thames in Kent.
  • B. Mid-Kent Line
    The Mid-Kent Line is a suburban railway line in southeast London and northwest Kent, providing commuter services between central London and towns such as Catford and Hayes.
  • C. 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.
  • D. Tonbridge Line
    The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.
  • E. Tonbridge–Maidstone line
    The Tonbridge–Maidstone line is a railway route in Kent, England, linking the town of Tonbridge with Maidstone and serving as part of the regional commuter network.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69da6276bcf48190aabbf279192a5fb4 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6637325908190aefc0e27e2ed5750 completed April 20, 2026, 5:33 p.m.
Created at: April 11, 2026, 3:38 p.m.