Triple

T6837633
Position Surface form Disambiguated ID Type / Status
Subject Alston E157488 entity
Predicate hasHeritageRailway P522 FINISHED
Object South Tynedale Railway
South Tynedale Railway is a preserved narrow-gauge heritage railway in northern England that operates tourist trains through scenic rural landscapes around Alston.
E622695 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: South Tynedale Railway | Statement: [Alston, hasHeritageRailway, South Tynedale Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Tynedale Railway
Context triple: [Alston, hasHeritageRailway, South Tynedale Railway]
  • A. North Yorkshire Moors Railway
    North Yorkshire Moors Railway is a heritage steam and diesel railway in North Yorkshire, England, offering scenic journeys through the North York Moors National Park.
  • B. Yorkshire Dales Railway (heritage section)
    The Yorkshire Dales Railway (heritage section) is a preserved heritage railway in North Yorkshire that operates historic trains through the scenic Yorkshire Dales countryside.
  • C. Ravenglass and Eskdale Railway
    The Ravenglass and Eskdale Railway is a historic narrow-gauge heritage railway in Cumbria, England, running through the scenic Eskdale valley in the Lake District.
  • 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. Whitby and Pickering Railway
    The Whitby and Pickering Railway was an early 19th-century horse-worked railway in North Yorkshire, England, built to link the coastal town of Whitby with inland markets and later forming part of the heritage North Yorkshire Moors Railway.
  • 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: South Tynedale Railway
Triple: [Alston, hasHeritageRailway, South Tynedale Railway]
Generated description
South Tynedale Railway is a preserved narrow-gauge heritage railway in northern England that operates tourist trains through scenic rural landscapes around Alston.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South Tynedale Railway
Target entity description: South Tynedale Railway is a preserved narrow-gauge heritage railway in northern England that operates tourist trains through scenic rural landscapes around Alston.
  • A. North Yorkshire Moors Railway
    North Yorkshire Moors Railway is a heritage steam and diesel railway in North Yorkshire, England, offering scenic journeys through the North York Moors National Park.
  • B. Yorkshire Dales Railway (heritage section)
    The Yorkshire Dales Railway (heritage section) is a preserved heritage railway in North Yorkshire that operates historic trains through the scenic Yorkshire Dales countryside.
  • C. Ravenglass and Eskdale Railway
    The Ravenglass and Eskdale Railway is a historic narrow-gauge heritage railway in Cumbria, England, running through the scenic Eskdale valley in the Lake District.
  • 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. Whitby and Pickering Railway
    The Whitby and Pickering Railway was an early 19th-century horse-worked railway in North Yorkshire, England, built to link the coastal town of Whitby with inland markets and later forming part of the heritage North Yorkshire Moors Railway.
  • 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_69c6882c53608190b99aebef079b23bd completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d67db4008190b86b497bf6f0c73a completed March 27, 2026, 7:11 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7240321108190860e91ebeb738a8f completed March 28, 2026, 12:42 a.m.
NEDg Description generation batch_69c724e915dc8190a82b69939f78420d completed March 28, 2026, 12:46 a.m.
NED2 Entity disambiguation (via description) batch_69c728ddadd881909c2faa435031a635 completed March 28, 2026, 1:03 a.m.
Created at: March 27, 2026, 2:19 p.m.