Triple

T4931896
Position Surface form Disambiguated ID Type / Status
Subject Macclesfield Canal E110714 entity
Predicate hasTunnel P21069 FINISHED
Object Prestbury Tunnel
Prestbury Tunnel is a historic canal tunnel in Cheshire, England, carrying the Macclesfield Canal beneath the village of Prestbury.
E480643 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: Prestbury Tunnel | Statement: [Macclesfield Canal, hasTunnel, Prestbury Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Prestbury Tunnel
Context triple: [Macclesfield Canal, hasTunnel, Prestbury Tunnel]
  • A. 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.
  • B. Butterley Tunnel
    Butterley Tunnel is a historic 18th-century canal tunnel in Derbyshire, England, renowned as a major engineering work of the early British canal era.
  • C. Blisworth Tunnel
    Blisworth Tunnel is one of the longest navigable canal tunnels in Britain, carrying the Grand Union Canal beneath the Northamptonshire countryside.
  • D. Cosgrove Tunnel
    Cosgrove Tunnel is a major water-supply conduit in Massachusetts that carries drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
  • E. 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.
  • 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: Prestbury Tunnel
Triple: [Macclesfield Canal, hasTunnel, Prestbury Tunnel]
Generated description
Prestbury Tunnel is a historic canal tunnel in Cheshire, England, carrying the Macclesfield Canal beneath the village of Prestbury.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Prestbury Tunnel
Target entity description: Prestbury Tunnel is a historic canal tunnel in Cheshire, England, carrying the Macclesfield Canal beneath the village of Prestbury.
  • A. 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.
  • B. Butterley Tunnel
    Butterley Tunnel is a historic 18th-century canal tunnel in Derbyshire, England, renowned as a major engineering work of the early British canal era.
  • C. Blisworth Tunnel
    Blisworth Tunnel is one of the longest navigable canal tunnels in Britain, carrying the Grand Union Canal beneath the Northamptonshire countryside.
  • D. Cosgrove Tunnel
    Cosgrove Tunnel is a major water-supply conduit in Massachusetts that carries drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
  • E. 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.
  • 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_69bd4415190c8190817bee7ec9f9f944 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd7063c57c8190a5a6fb3586238d35 completed March 20, 2026, 4:05 p.m.
NED1 Entity disambiguation (via context triple) batch_69be77b18b6c8190bbc8d0764f6a03bf completed March 21, 2026, 10:49 a.m.
NEDg Description generation batch_69be78ce97948190a0a54b1baa0ff979 completed March 21, 2026, 10:54 a.m.
NED2 Entity disambiguation (via description) batch_69be7929cec08190a6fb28385c5bfce9 completed March 21, 2026, 10:55 a.m.
Created at: March 20, 2026, 1:30 p.m.