Triple

T6728944
Position Surface form Disambiguated ID Type / Status
Subject Chirk E153586 entity
Predicate hasStructure P35 FINISHED
Object Chirk Tunnel
Chirk Tunnel is a historic canal tunnel on the Llangollen Canal in Wales, notable for carrying the waterway beneath the Welsh–English border near Chirk Aqueduct.
E615599 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: Chirk Tunnel | Statement: [Chirk, hasStructure, Chirk Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chirk Tunnel
Context triple: [Chirk, hasStructure, Chirk Tunnel]
  • A. Malpas Tunnel
    Malpas Tunnel is a historic canal tunnel in southern France, notable as one of the first navigable tunnels built for the Canal du Midi in the 17th century.
  • B. Moffat Tunnel
    The Moffat Tunnel is a major railroad and water tunnel that cuts through the Continental Divide in Colorado, providing a crucial transportation and utility link between the Denver area and the western slope of the Rocky Mountains.
  • C. Mountfield Tunnel
    Mountfield Tunnel is a railway tunnel in East Sussex, England, carrying the Tonbridge–Hastings line through the countryside near the village of Mountfield.
  • D. Bruce Tunnel
    Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
  • E. 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.
  • 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: Chirk Tunnel
Triple: [Chirk, hasStructure, Chirk Tunnel]
Generated description
Chirk Tunnel is a historic canal tunnel on the Llangollen Canal in Wales, notable for carrying the waterway beneath the Welsh–English border near Chirk Aqueduct.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chirk Tunnel
Target entity description: Chirk Tunnel is a historic canal tunnel on the Llangollen Canal in Wales, notable for carrying the waterway beneath the Welsh–English border near Chirk Aqueduct.
  • A. Malpas Tunnel
    Malpas Tunnel is a historic canal tunnel in southern France, notable as one of the first navigable tunnels built for the Canal du Midi in the 17th century.
  • B. Moffat Tunnel
    The Moffat Tunnel is a major railroad and water tunnel that cuts through the Continental Divide in Colorado, providing a crucial transportation and utility link between the Denver area and the western slope of the Rocky Mountains.
  • C. Mountfield Tunnel
    Mountfield Tunnel is a railway tunnel in East Sussex, England, carrying the Tonbridge–Hastings line through the countryside near the village of Mountfield.
  • D. Bruce Tunnel
    Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
  • E. 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.
  • 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_69c6880bdd68819097de8b6099992682 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d153ef9c8190a31021227d814d82 completed March 27, 2026, 6:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69c70b00ba9c8190aaae2220972ff4f2 completed March 27, 2026, 10:56 p.m.
NEDg Description generation batch_69c70c5fc9c88190ba499b0a9e7bcbc2 completed March 27, 2026, 11:01 p.m.
NED2 Entity disambiguation (via description) batch_69c70d0fcbc08190b3a7d0de3c634a5f completed March 27, 2026, 11:04 p.m.
Created at: March 27, 2026, 2:08 p.m.