Triple

T746035
Position Surface form Disambiguated ID Type / Status
Subject London, Midland and Scottish Railway E15342 entity
Predicate operatedRoute P18593 FINISHED
Object Caledonian Main Line
The Caledonian Main Line is a historic railway route in Scotland that connects Glasgow and Edinburgh with the north of the country, forming a key part of the Scottish rail network.
E100771 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 Main Line | Statement: [London, Midland and Scottish Railway, operatedRoute, Caledonian Main Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Caledonian Main Line
Context triple: [London, Midland and Scottish Railway, operatedRoute, Caledonian 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–Inverness line
    The Edinburgh–Inverness line is a major Scottish railway route connecting the capital city Edinburgh with the Highland city of Inverness through central and northern Scotland.
  • C. Stirling–Alloa–Kincardine line
    The Stirling–Alloa–Kincardine line is a reopened railway route in central Scotland that provides passenger and freight connections between Stirling, Alloa, and the Firth of Forth area.
  • D. Ayrshire Coast Line
    The Ayrshire Coast Line is a major railway route in southwest Scotland that connects Glasgow with coastal towns in Ayrshire, serving both commuter and regional passenger traffic.
  • E. Shotts Line
    The Shotts Line is a railway route in Scotland that connects Glasgow and Edinburgh via Shotts, serving towns and communities across North Lanarkshire and West Lothian.
  • 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 Main Line
Triple: [London, Midland and Scottish Railway, operatedRoute, Caledonian Main Line]
Generated description
The Caledonian Main Line is a historic railway route in Scotland that connects Glasgow and Edinburgh with the north of the country, forming a key part of the Scottish rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Caledonian Main Line
Target entity description: The Caledonian Main Line is a historic railway route in Scotland that connects Glasgow and Edinburgh with the north of the country, forming a key part of the Scottish rail network.
  • 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–Inverness line
    The Edinburgh–Inverness line is a major Scottish railway route connecting the capital city Edinburgh with the Highland city of Inverness through central and northern Scotland.
  • C. Stirling–Alloa–Kincardine line
    The Stirling–Alloa–Kincardine line is a reopened railway route in central Scotland that provides passenger and freight connections between Stirling, Alloa, and the Firth of Forth area.
  • D. Ayrshire Coast Line
    The Ayrshire Coast Line is a major railway route in southwest Scotland that connects Glasgow with coastal towns in Ayrshire, serving both commuter and regional passenger traffic.
  • E. Shotts Line chosen
    The Shotts Line is a railway route in Scotland that connects Glasgow and Edinburgh via Shotts, serving towns and communities across North Lanarkshire and West Lothian.
  • F. None of above.

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_69a49358aa308190adbc9b5a0a2adcf9 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4aa9ba3888190889a1ad554f73c5e completed March 1, 2026, 9:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7edf8ecec819081ce513fcf8a6d11 completed March 4, 2026, 8:31 a.m.
NEDg Description generation batch_69a7eeb2105c81909ad2a1b45f914594 completed March 4, 2026, 8:34 a.m.
NED2 Entity disambiguation (via description) batch_69a7ef2ed2c881909dc1d2d6fb39805a completed March 4, 2026, 8:37 a.m.
Created at: March 1, 2026, 7:37 p.m.