Triple

T19778270
Position Surface form Disambiguated ID Type / Status
Subject Bynea railway station E475063 entity
Predicate originalCompany P5599 FINISHED
Object Llanelly Railway
Llanelly Railway was a 19th-century Welsh railway company that developed and operated lines around Llanelli, contributing to the region’s industrial and transport growth.
E1394181 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: Llanelly Railway | Statement: [Bynea railway station, originalCompany, Llanelly Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Llanelly Railway
Context triple: [Bynea railway station, originalCompany, Llanelly Railway]
  • A. Rhymney Line
    The Rhymney Line is a suburban railway route in South Wales that connects Cardiff with the town of Rhymney, forming part of the Valley Lines network.
  • B. Ebbw Valley Railway
    The Ebbw Valley Railway is a passenger rail line in South Wales that connects communities in the Ebbw Valley with larger hubs such as Cardiff, supporting regional commuting and regeneration.
  • C. Rhymney Railway
    Rhymney Railway was a historic Welsh railway company that primarily served the coal-mining communities of the Rhymney Valley and surrounding areas.
  • D. Talyllyn Railway
    Talyllyn Railway is a historic narrow-gauge heritage railway in Wales, renowned as the world’s first preserved railway to be operated primarily by volunteers.
  • E. Ebbw Vale line
    The Ebbw Vale line is a railway route in South Wales that connects Ebbw Vale with larger towns and cities, providing both commuter and regional passenger services.
  • 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: Llanelly Railway
Triple: [Bynea railway station, originalCompany, Llanelly Railway]
Generated description
Llanelly Railway was a 19th-century Welsh railway company that developed and operated lines around Llanelli, contributing to the region’s industrial and transport growth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Llanelly Railway
Target entity description: Llanelly Railway was a 19th-century Welsh railway company that developed and operated lines around Llanelli, contributing to the region’s industrial and transport growth.
  • A. Rhymney Line
    The Rhymney Line is a suburban railway route in South Wales that connects Cardiff with the town of Rhymney, forming part of the Valley Lines network.
  • B. Ebbw Valley Railway
    The Ebbw Valley Railway is a passenger rail line in South Wales that connects communities in the Ebbw Valley with larger hubs such as Cardiff, supporting regional commuting and regeneration.
  • C. Rhymney Railway
    Rhymney Railway was a historic Welsh railway company that primarily served the coal-mining communities of the Rhymney Valley and surrounding areas.
  • D. Talyllyn Railway
    Talyllyn Railway is a historic narrow-gauge heritage railway in Wales, renowned as the world’s first preserved railway to be operated primarily by volunteers.
  • E. Ebbw Vale line
    The Ebbw Vale line is a railway route in South Wales that connects Ebbw Vale with larger towns and cities, providing both commuter and regional passenger services.
  • 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_69d8e51a43a08190956bc6df13c91a77 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e65361a8e08190b52944aab25e45fa completed April 20, 2026, 4:25 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07bd78ce00819097b4df2bff211b31 completed May 16, 2026, 12:42 a.m.
NEDg Description generation batch_6a07be65daf88190a0ed2b6f8075141a completed May 16, 2026, 12:46 a.m.
NED2 Entity disambiguation (via description) batch_6a07bf1be9648190bac752e8a6ca12bc completed May 16, 2026, 12:49 a.m.
Created at: April 10, 2026, 1:48 p.m.