Triple

T20913545
Position Surface form Disambiguated ID Type / Status
Subject Manchester–Buxton line E515010 entity
Predicate connectsTo P845 FINISHED
Object Midland Main Line (historically via extensions) — 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: Midland Main Line (historically via extensions) | Statement: [Manchester–Buxton line, connectsTo, Midland Main Line (historically via extensions)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Midland Main Line (historically via extensions)
Context triple: [Manchester–Buxton line, connectsTo, Midland Main Line (historically via extensions)]
  • A. Midland Main Line chosen
    The Midland Main Line is a major inter-city railway route in England connecting London with key cities in the East Midlands and South Yorkshire.
  • B. Midland Line
    The Midland Line is a scenic New Zealand railway route across the South Island, best known today for carrying the TranzAlpine passenger service between Christchurch and Greymouth through the Southern Alps.
  • C. Midland line
    The Midland line is a suburban passenger railway line in Perth, Western Australia, running between Perth station and the eastern suburb of Midland as part of the Transperth network.
  • D. Northern Main Line
    The Northern Main Line is a major Swedish railway route that runs through central and northern Sweden, connecting Stockholm with key inland and northern regions.
  • E. South Eastern Main Line
    The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
  • 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_69e0b4f9d5ec8190bb2bd27350ed341c completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6ec60d3288190897a087bbdd4f005 completed April 21, 2026, 3:17 a.m.
Created at: April 16, 2026, 12:48 p.m.