Triple

T1827200
Position Surface form Disambiguated ID Type / Status
Subject East Coast Main Line E40678 entity
Predicate formsCorridor P9789 FINISHED
Object London–Edinburgh rail corridor
The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
E203275 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: London–Edinburgh rail corridor | Statement: [East Coast Main Line, formsCorridor, London–Edinburgh rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London–Edinburgh rail corridor
Context triple: [East Coast Main Line, formsCorridor, London–Edinburgh rail corridor]
  • A. 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.
  • B. Midland Main Line
    The Midland Main Line is a major inter-city railway route in England connecting London with key cities in the East Midlands and South Yorkshire.
  • C. 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.
  • D. Edinburgh–Dunblane Line
    The Edinburgh–Dunblane Line is a key Scottish railway route providing suburban and intercity passenger services between Edinburgh and the town of Dunblane via central Scotland.
  • E. 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.
  • 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: London–Edinburgh rail corridor
Triple: [East Coast Main Line, formsCorridor, London–Edinburgh rail corridor]
Generated description
The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: London–Edinburgh rail corridor
Target entity description: The London–Edinburgh rail corridor is a major intercity railway route in the United Kingdom linking the English and Scottish capitals along the East Coast of Britain.
  • A. 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.
  • B. Midland Main Line
    The Midland Main Line is a major inter-city railway route in England connecting London with key cities in the East Midlands and South Yorkshire.
  • C. 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.
  • D. Edinburgh–Dunblane Line
    The Edinburgh–Dunblane Line is a key Scottish railway route providing suburban and intercity passenger services between Edinburgh and the town of Dunblane via central Scotland.
  • E. 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.
  • 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_69a8864644bc8190b2358ab897194ac1 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb01022108190b1da05a31454ab8d completed March 7, 2026, 4:56 a.m.
NED1 Entity disambiguation (via context triple) batch_69adbf6b4bdc8190b53dbdc9c31e3685 completed March 8, 2026, 6:26 p.m.
NEDg Description generation batch_69adc07fff60819092b10dd0e417ac5a completed March 8, 2026, 6:31 p.m.
NED2 Entity disambiguation (via description) batch_69adc0fd79c48190864f53a90517edc6 completed March 8, 2026, 6:33 p.m.
Created at: March 4, 2026, 7:32 p.m.