Triple

T7286215
Position Surface form Disambiguated ID Type / Status
Subject Leadhills E163873 entity
Predicate hasHeritageRailway P522 FINISHED
Object Leadhills and Wanlockhead Railway
Leadhills and Wanlockhead Railway is a narrow-gauge heritage railway in South Lanarkshire, Scotland, preserving part of the former mineral line that once served the area’s historic lead-mining communities.
E653492 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: Leadhills and Wanlockhead Railway | Statement: [Leadhills, hasHeritageRailway, Leadhills and Wanlockhead Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Leadhills and Wanlockhead Railway
Context triple: [Leadhills, hasHeritageRailway, Leadhills and Wanlockhead Railway]
  • A. Bo’ness and Kinneil Railway
    Bo’ness and Kinneil Railway is a heritage railway in Scotland that preserves and operates historic trains as a tourist attraction and museum line.
  • B. Highland Railway
    The Highland Railway was a former Scottish railway company that operated routes through the Scottish Highlands before being absorbed into the London, Midland and Scottish Railway in the 1923 Grouping.
  • C. Dundee and Arbroath Railway
    The Dundee and Arbroath Railway was an early Scottish railway company that operated a line along the east coast between the cities of Dundee and Arbroath.
  • D. Kilmarnock and Troon Railway
    The Kilmarnock and Troon Railway was an early 19th-century Scottish railway line, among the first in Scotland, built primarily to transport coal from inland mines to the port of Troon.
  • E. Furness Railway
    Furness Railway was a historic British railway company in northwest England that primarily served the industrial and coastal areas of the Lake District before being absorbed into the London, Midland and Scottish 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: Leadhills and Wanlockhead Railway
Triple: [Leadhills, hasHeritageRailway, Leadhills and Wanlockhead Railway]
Generated description
Leadhills and Wanlockhead Railway is a narrow-gauge heritage railway in South Lanarkshire, Scotland, preserving part of the former mineral line that once served the area’s historic lead-mining communities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Leadhills and Wanlockhead Railway
Target entity description: Leadhills and Wanlockhead Railway is a narrow-gauge heritage railway in South Lanarkshire, Scotland, preserving part of the former mineral line that once served the area’s historic lead-mining communities.
  • A. Bo’ness and Kinneil Railway
    Bo’ness and Kinneil Railway is a heritage railway in Scotland that preserves and operates historic trains as a tourist attraction and museum line.
  • B. Highland Railway
    The Highland Railway was a former Scottish railway company that operated routes through the Scottish Highlands before being absorbed into the London, Midland and Scottish Railway in the 1923 Grouping.
  • C. Dundee and Arbroath Railway
    The Dundee and Arbroath Railway was an early Scottish railway company that operated a line along the east coast between the cities of Dundee and Arbroath.
  • D. Kilmarnock and Troon Railway
    The Kilmarnock and Troon Railway was an early 19th-century Scottish railway line, among the first in Scotland, built primarily to transport coal from inland mines to the port of Troon.
  • E. Furness Railway
    Furness Railway was a historic British railway company in northwest England that primarily served the industrial and coastal areas of the Lake District before being absorbed into the London, Midland and Scottish 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_69c6886093b88190a254b1ce6db8bae7 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6eb51a8bc8190a3e1ec09ee1aeb38 completed March 27, 2026, 8:40 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7db42c8d48190a548c4242b07fb40 completed March 28, 2026, 1:44 p.m.
NEDg Description generation batch_69c7dc794bec819094d848497bd11fc1 completed March 28, 2026, 1:49 p.m.
NED2 Entity disambiguation (via description) batch_69c7dd8117f881908c982c33b3f0e71a completed March 28, 2026, 1:54 p.m.
Created at: March 27, 2026, 2:59 p.m.