Triple

T6310770
Position Surface form Disambiguated ID Type / Status
Subject Ashbourne E141493 entity
Predicate hasLandmark P105 FINISHED
Object Ashbourne Tunnel (disused railway tunnel)
Ashbourne Tunnel is a former railway tunnel near the town of Ashbourne in Derbyshire, England, now best known as part of a recreational walking and cycling route.
E584119 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: Ashbourne Tunnel (disused railway tunnel) | Statement: [Ashbourne, hasLandmark, Ashbourne Tunnel (disused railway tunnel)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ashbourne Tunnel (disused railway tunnel)
Context triple: [Ashbourne, hasLandmark, Ashbourne Tunnel (disused railway tunnel)]
  • A. Law Tunnel (disused railway tunnel)
    Law Tunnel is a disused railway tunnel beneath Dundee Law in Dundee, Scotland, formerly part of the city's historic rail infrastructure.
  • B. Harecastle Tunnel
    Harecastle Tunnel is a historic and notoriously long canal tunnel in Staffordshire, England, known for its low, narrow passage and role in improving industrial-era transport on the Trent and Mersey Canal.
  • C. Braunston Tunnel
    Braunston Tunnel is a long 19th-century canal tunnel in Northamptonshire, England, forming a key part of the historic Grand Union Canal route.
  • D. Blisworth Tunnel
    Blisworth Tunnel is one of the longest navigable canal tunnels in Britain, carrying the Grand Union Canal beneath the Northamptonshire countryside.
  • E. Blea Moor Tunnel
    Blea Moor Tunnel is a major railway tunnel in North Yorkshire, England, carrying the Settle–Carlisle line beneath Blea Moor in the Yorkshire Dales.
  • 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: Ashbourne Tunnel (disused railway tunnel)
Triple: [Ashbourne, hasLandmark, Ashbourne Tunnel (disused railway tunnel)]
Generated description
Ashbourne Tunnel is a former railway tunnel near the town of Ashbourne in Derbyshire, England, now best known as part of a recreational walking and cycling route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ashbourne Tunnel (disused railway tunnel)
Target entity description: Ashbourne Tunnel is a former railway tunnel near the town of Ashbourne in Derbyshire, England, now best known as part of a recreational walking and cycling route.
  • A. Law Tunnel (disused railway tunnel)
    Law Tunnel is a disused railway tunnel beneath Dundee Law in Dundee, Scotland, formerly part of the city's historic rail infrastructure.
  • B. Harecastle Tunnel
    Harecastle Tunnel is a historic and notoriously long canal tunnel in Staffordshire, England, known for its low, narrow passage and role in improving industrial-era transport on the Trent and Mersey Canal.
  • C. Braunston Tunnel
    Braunston Tunnel is a long 19th-century canal tunnel in Northamptonshire, England, forming a key part of the historic Grand Union Canal route.
  • D. Blisworth Tunnel
    Blisworth Tunnel is one of the longest navigable canal tunnels in Britain, carrying the Grand Union Canal beneath the Northamptonshire countryside.
  • E. Blea Moor Tunnel
    Blea Moor Tunnel is a major railway tunnel in North Yorkshire, England, carrying the Settle–Carlisle line beneath Blea Moor in the Yorkshire Dales.
  • 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_69c008d00efc8190a36c05b4b4a3bf4b completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c0648074b081908ba661651ba705a7 completed March 22, 2026, 9:52 p.m.
NED1 Entity disambiguation (via context triple) batch_69c5e461e2ec8190af7198a03edb1ff7 completed March 27, 2026, 1:58 a.m.
NEDg Description generation batch_69c5e66e8b3c8190bd4cd960b91de473 completed March 27, 2026, 2:07 a.m.
NED2 Entity disambiguation (via description) batch_69c5e6e40c588190898ad952b71e5b11 completed March 27, 2026, 2:09 a.m.
Created at: March 22, 2026, 4:28 p.m.