Triple

T3989730
Position Surface form Disambiguated ID Type / Status
Subject West Coast Main Line E86957 entity
Predicate historicalComponent P32486 FINISHED
Object Caledonian Railway main line
The Caledonian Railway main line was a major 19th-century Scottish railway route that formed the core of the Caledonian Railway network, linking central Scotland with England and later becoming part of the West Coast Main Line.
E408172 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: Caledonian Railway main line | Statement: [West Coast Main Line, historicalComponent, Caledonian Railway main line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Caledonian Railway main line
Context triple: [West Coast Main Line, historicalComponent, Caledonian Railway main line]
  • A. Glasgow–Edinburgh railway line
    The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
  • B. Edinburgh–Borders Railway
    The Edinburgh–Borders Railway is a modern Scottish rail line reconnecting Edinburgh with the Scottish Borders, providing both commuter and regional passenger services.
  • C. Aberdeen–Inverness railway line
    The Aberdeen–Inverness railway line is a key rail route in northern Scotland linking the cities of Aberdeen and Inverness through a series of rural and coastal communities.
  • D. Great North of Scotland Railway
    The Great North of Scotland Railway was a former Scottish railway company that operated routes in the northeast of Scotland before being absorbed into the London and North Eastern Railway in the 1923 Grouping.
  • E. Edinburgh to Aberdeen line
    The Edinburgh to Aberdeen line is a major inter-city railway route in eastern Scotland connecting the capital Edinburgh with the city of Aberdeen via key towns along the east coast.
  • 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: Caledonian Railway main line
Triple: [West Coast Main Line, historicalComponent, Caledonian Railway main line]
Generated description
The Caledonian Railway main line was a major 19th-century Scottish railway route that formed the core of the Caledonian Railway network, linking central Scotland with England and later becoming part of the West Coast Main Line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Caledonian Railway main line
Target entity description: The Caledonian Railway main line was a major 19th-century Scottish railway route that formed the core of the Caledonian Railway network, linking central Scotland with England and later becoming part of the West Coast Main Line.
  • A. Glasgow–Edinburgh railway line
    The Glasgow–Edinburgh railway line is a major intercity rail route linking Scotland’s two largest cities and serving as one of the country’s busiest and most important transport corridors.
  • B. Edinburgh–Borders Railway
    The Edinburgh–Borders Railway is a modern Scottish rail line reconnecting Edinburgh with the Scottish Borders, providing both commuter and regional passenger services.
  • C. Aberdeen–Inverness railway line
    The Aberdeen–Inverness railway line is a key rail route in northern Scotland linking the cities of Aberdeen and Inverness through a series of rural and coastal communities.
  • D. Great North of Scotland Railway
    The Great North of Scotland Railway was a former Scottish railway company that operated routes in the northeast of Scotland before being absorbed into the London and North Eastern Railway in the 1923 Grouping.
  • E. Edinburgh to Aberdeen line
    The Edinburgh to Aberdeen line is a major inter-city railway route in eastern Scotland connecting the capital Edinburgh with the city of Aberdeen via key towns along the east coast.
  • 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_69aed93fd9d4819085d3b2137d2346cb completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefa01bf3c8190a6fb3bba65186ae6 completed March 9, 2026, 4:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5561f0a2881909d758a8fba58309d completed March 14, 2026, 12:35 p.m.
NEDg Description generation batch_69b5575b1f748190b91f5f1cb4cf9c8b completed March 14, 2026, 12:40 p.m.
NED2 Entity disambiguation (via description) batch_69b557d445d081908f48fe3bd06f786e completed March 14, 2026, 12:43 p.m.
Created at: March 9, 2026, 3:33 p.m.