Triple

T23291302
Position Surface form Disambiguated ID Type / Status
Subject Keighley railway station E590036 entity
Predicate originalCompany P5599 FINISHED
Object Leeds and Bradford Extension Railway
The Leeds and Bradford Extension Railway was a 19th-century British railway company that expanded the original Leeds and Bradford line northwards through West Yorkshire, later becoming part of the Midland Railway network.
E1579842 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: Leeds and Bradford Extension Railway | Statement: [Keighley railway station, originalCompany, Leeds and Bradford Extension Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Leeds and Bradford Extension Railway
Context triple: [Keighley railway station, originalCompany, Leeds and Bradford Extension Railway]
  • A. Leeds and Selby Railway
    The Leeds and Selby Railway is one of the earliest railways in northern England, originally built to link the industrial city of Leeds with the port of Selby and later integrated into the developing regional rail network.
  • B. Manchester and Leeds Railway
    The Manchester and Leeds Railway was a pioneering 19th-century British railway company that established one of the earliest major trans-Pennine rail routes between the industrial centers of Manchester and Leeds.
  • C. Leeds–Dewsbury line
    The Leeds–Dewsbury line is a railway route in West Yorkshire, England, connecting the city of Leeds with the town of Dewsbury as part of the regional commuter rail network.
  • D. Huddersfield and Manchester Railway
    The Huddersfield and Manchester Railway was a 19th-century British railway company that developed part of the route linking Huddersfield with Manchester during the early expansion of the rail network in northern England.
  • E. Leeds–Selby line
    The Leeds–Selby line is a historic railway route in West and North Yorkshire, England, connecting the city of Leeds with the town of Selby and forming part of the region’s key commuter and regional rail network.
  • 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: Leeds and Bradford Extension Railway
Triple: [Keighley railway station, originalCompany, Leeds and Bradford Extension Railway]
Generated description
The Leeds and Bradford Extension Railway was a 19th-century British railway company that expanded the original Leeds and Bradford line northwards through West Yorkshire, later becoming part of the Midland Railway network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Leeds and Bradford Extension Railway
Target entity description: The Leeds and Bradford Extension Railway was a 19th-century British railway company that expanded the original Leeds and Bradford line northwards through West Yorkshire, later becoming part of the Midland Railway network.
  • A. Leeds and Selby Railway
    The Leeds and Selby Railway is one of the earliest railways in northern England, originally built to link the industrial city of Leeds with the port of Selby and later integrated into the developing regional rail network.
  • B. Manchester and Leeds Railway
    The Manchester and Leeds Railway was a pioneering 19th-century British railway company that established one of the earliest major trans-Pennine rail routes between the industrial centers of Manchester and Leeds.
  • C. Leeds–Dewsbury line
    The Leeds–Dewsbury line is a railway route in West Yorkshire, England, connecting the city of Leeds with the town of Dewsbury as part of the regional commuter rail network.
  • D. Huddersfield and Manchester Railway
    The Huddersfield and Manchester Railway was a 19th-century British railway company that developed part of the route linking Huddersfield with Manchester during the early expansion of the rail network in northern England.
  • E. Leeds–Selby line
    The Leeds–Selby line is a historic railway route in West and North Yorkshire, England, connecting the city of Leeds with the town of Selby and forming part of the region’s key commuter and regional rail network.
  • 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_69e25d1af9d88190a0b9b5e8fa608618 completed April 17, 2026, 4:17 p.m.
NER Named-entity recognition batch_69f196cb3fec8190a95255da97dd984e completed April 29, 2026, 5:27 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c4c8dece081908cc32084ca7b8069 completed May 19, 2026, 11:42 a.m.
NEDg Description generation batch_6a0c4e3a7374819099635f56d0d513c3 completed May 19, 2026, 11:49 a.m.
NED2 Entity disambiguation (via description) batch_6a0c4ecaaf208190a845013b342e3a88 completed May 19, 2026, 11:51 a.m.
Created at: April 17, 2026, 5:02 p.m.