Triple

T4004062
Position Surface form Disambiguated ID Type / Status
Subject Broadway, Worcestershire E89480 entity
Predicate railwayServedBy P782 FINISHED
Object Gloucestershire Warwickshire Steam Railway
The Gloucestershire Warwickshire Steam Railway is a volunteer-run heritage railway in England that operates steam and heritage diesel trains along a restored section of the former Great Western Railway between Cheltenham and Broadway.
 E407426 NE FINISHED

How this triple was built (4 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: Gloucestershire Warwickshire Steam Railway | Statement: [Broadway, Worcestershire, railwayServedBy, Gloucestershire Warwickshire Steam Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Gloucestershire Warwickshire Steam Railway
Context triple: [Broadway, Worcestershire, railwayServedBy, Gloucestershire Warwickshire Steam Railway]
  • A. Chiltern Railways
    Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
  • B. Bristol and Gloucester Railway
    The Bristol and Gloucester Railway was a 19th-century English railway line that connected Bristol with Gloucester and later became part of the expanding Midland Railway network.
  • C. South Staffordshire Railway
    South Staffordshire Railway was a 19th-century British railway company that developed and operated lines in the South Staffordshire region of England before being absorbed into larger railway networks.
  • D. Cambrian Heritage Railways
    Cambrian Heritage Railways is a preserved heritage railway in Shropshire, England, dedicated to restoring and operating former Cambrian Railways lines and rolling stock for historical and tourist purposes.
  • E. Mid Hants Railway
    Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Gloucestershire Warwickshire Steam Railway
Triple: [Broadway, Worcestershire, railwayServedBy, Gloucestershire Warwickshire Steam Railway]
Generated description
The Gloucestershire Warwickshire Steam Railway is a volunteer-run heritage railway in England that operates steam and heritage diesel trains along a restored section of the former Great Western Railway between Cheltenham and Broadway.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Gloucestershire Warwickshire Steam Railway
Target entity description: The Gloucestershire Warwickshire Steam Railway is a volunteer-run heritage railway in England that operates steam and heritage diesel trains along a restored section of the former Great Western Railway between Cheltenham and Broadway.
  • A. Chiltern Railways
    Chiltern Railways is a British train operating company providing passenger rail services primarily between London and the Midlands.
  • B. Bristol and Gloucester Railway
    The Bristol and Gloucester Railway was a 19th-century English railway line that connected Bristol with Gloucester and later became part of the expanding Midland Railway network.
  • C. South Staffordshire Railway
    South Staffordshire Railway was a 19th-century British railway company that developed and operated lines in the South Staffordshire region of England before being absorbed into larger railway networks.
  • D. Cambrian Heritage Railways
    Cambrian Heritage Railways is a preserved heritage railway in Shropshire, England, dedicated to restoring and operating former Cambrian Railways lines and rolling stock for historical and tourist purposes.
  • E. Mid Hants Railway
    Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
  • F. None of above. chosen

Provenance (5 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_69aed9585e788190bec2d39deba3750f completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefa5de98c8190a95b21a75fffdef3 completed March 9, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b54c61bad48190a5115dbd4a3457d6 completed March 14, 2026, 11:54 a.m.
NEDg Description generation batch_69b54cf3da208190aa844c9ea66354fe completed March 14, 2026, 11:56 a.m.
NED2 Entity disambiguation (via description) batch_69b55159dc288190a63d5f5164b73bbb completed March 14, 2026, 12:15 p.m.
Created at: March 9, 2026, 3:34 p.m.