Triple

T10694206
Position Surface form Disambiguated ID Type / Status
Subject Heywood railway station E252089 entity
Predicate railwayPreservationLine P73771 FINISHED
Object East Lancashire Railway E51934 NE FINISHED

How this triple was built (3 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: East Lancashire Railway | Statement: [Heywood railway station, railwayPreservationLine, East Lancashire Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East Lancashire Railway
Context triple: [Heywood railway station, railwayPreservationLine, East Lancashire Railway]
  • A. East Lancashire Railway chosen
    The East Lancashire Railway is a heritage railway in North West England that operates preserved steam and diesel services along a former main line between Heywood and Rawtenstall.
  • B. East Lancashire Line
    The East Lancashire Line is a regional railway route in Lancashire, England, linking towns such as Preston, Blackburn, Burnley, and Colne.
  • C. Rossendale Railway
    Rossendale Railway was a historic rail line that served the Rossendale Valley in Lancashire, England, supporting local industry and passenger travel before its closure.
  • D. West Lancashire Railway (historical)
    West Lancashire Railway (historical) was a former British railway line in Lancashire that operated in the late 19th and early 20th centuries, connecting local communities before its eventual closure.
  • E. Lancashire and Yorkshire Railway
    The Lancashire and Yorkshire Railway was a major pre-grouping British railway company that operated an extensive network of lines across industrial northern England during the 19th and early 20th centuries.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: railwayPreservationLine
Context triple: [Heywood railway station, railwayPreservationLine, East Lancashire Railway]
  • A. railwayPreservationMovement
    Indicates a relationship where efforts are made to conserve, restore, and maintain historic railways, trains, and related infrastructure for heritage, educational, or cultural purposes.
  • B. associatedRailwayClub
    Indicates a relationship where an entity is linked or connected to a specific railway club, typically as an affiliate, member, or related organization.
  • C. heritageRailwayName chosen
    Indicates the specific name assigned to a heritage railway associated with an entity.
  • D. railwayHeritageFeature
    Indicates that something is a feature associated with railway heritage, such as historically significant railway structures, equipment, or related elements.
  • E. formerRailwayLine
    Indicates that a railway line previously existed in the past but is no longer in operation or has been decommissioned.
  • F. None of above.

Provenance (4 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_69d6aa5bd7c08190a816e733b4045c23 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6fd39c3788190bb7cd0acf8b6efdd completed April 9, 2026, 1:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69dbb703b1ec8190b11fbb381c929a90 completed April 12, 2026, 3:15 p.m.
PD Predicate disambiguation batch_69d6dd8cc0788190b4c02a772e4b58b3 completed April 8, 2026, 10:58 p.m.
Created at: April 8, 2026, 9:11 p.m.