Triple

T9920725
Position Surface form Disambiguated ID Type / Status
Subject East Dulwich railway station E187785 entity
Predicate line P1293 FINISHED
Object London Bridge–Brighton main route (suburban section) E118338 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: London Bridge–Brighton main route (suburban section) | Statement: [East Dulwich railway station, line, London Bridge–Brighton main route (suburban section)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London Bridge–Brighton main route (suburban section)
Context triple: [East Dulwich railway station, line, London Bridge–Brighton main route (suburban section)]
  • A. Brighton Main Line chosen
    The Brighton Main Line is a major railway route in southern England that connects London with the coastal city of Brighton, serving numerous commuter towns along the way.
  • B. Redhill–Tonbridge line
    The Redhill–Tonbridge line is a regional railway route in southeast England that connects the towns of Redhill and Tonbridge, forming part of the suburban and commuter rail network south of London.
  • C. 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.
  • D. Cambridge–Brighton route
    The Cambridge–Brighton route is a cross-London commuter and regional rail service linking Cambridge in the north with Brighton on the south coast via central London.
  • E. Uckfield line
    The Uckfield line is a suburban and rural railway route in East Sussex, England, running between London and Uckfield as part of the Southern rail network.
  • 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_69ca82b22a688190b52c75bd48429c10 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cdb56abbb88190a21b8b77f1a25b81 completed April 2, 2026, 12:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69d20e019f788190a0106b60c8a39efa completed April 5, 2026, 7:23 a.m.
Created at: March 30, 2026, 8:42 p.m.