Triple

T19293989
Position Surface form Disambiguated ID Type / Status
Subject Norwood Junction railway station E482512 entity
Predicate railwayLine P848 FINISHED
Object South London line (historical) 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: South London line (historical) | Statement: [Norwood Junction railway station, railwayLine, South London line (historical)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South London line (historical)
Context triple: [Norwood Junction railway station, railwayLine, South London line (historical)]
  • A. South London Line chosen
    The South London Line is a suburban railway route in south London that connects several inner-city districts and provides key commuter services across the area.
  • B. London Victoria to Orpington line
    The London Victoria to Orpington line is a suburban railway route in southeast London connecting London Victoria station with Orpington and serving intermediate commuter stations such as Penge East.
  • C. 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.
  • D. Bury Line
    The Bury Line is a light rail route on Greater Manchester's Metrolink network that connects central Manchester with the town of Bury to the north.
  • E. Gravesend West Line
    The Gravesend West Line was a former railway route in Kent, England, that connected the town of Gravesend to the wider regional rail network before its eventual closure.
  • 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_69d8e8cf61b0819096fe3e4107827c4e completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e5fc84500c81908ac53711335ad2d9 completed April 20, 2026, 10:14 a.m.
Created at: April 10, 2026, 1:31 p.m.