Triple

T22236340
Position Surface form Disambiguated ID Type / Status
Subject Birmingham New Street – Coventry – Northampton – London Euston E549602 entity
Predicate formsPartOfCorridor P2566 FINISHED
Object West Coast Main Line Birmingham–London corridor NE NERFINISHED

How this triple was built (2 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: West Coast Main Line Birmingham–London corridor | Statement: [Birmingham New Street – Coventry – Northampton – London Euston, formsPartOfCorridor, West Coast Main Line Birmingham–London corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: West Coast Main Line Birmingham–London corridor
Context triple: [Birmingham New Street – Coventry – Northampton – London Euston, formsPartOfCorridor, West Coast Main Line Birmingham–London corridor]
  • A. West of England Main Line
    The West of England Main Line is a major railway route in southwest England that connects London with Exeter and passes through several counties including Somerset.
  • B. Birmingham–Wolverhampton line
    The Birmingham–Wolverhampton line is a key railway route in England’s West Midlands, linking the major cities of Birmingham and Wolverhampton and forming part of the region’s core commuter and intercity rail network.
  • C. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • D. West Coast Main Line chosen
    The West Coast Main Line is one of the United Kingdom’s primary intercity railway routes, linking London with major cities such as Birmingham, Manchester, Liverpool, and Glasgow.
  • E. London–Birmingham transport corridor
    The London–Birmingham transport corridor is a major strategic route in England that links the capital with Birmingham through a combination of key motorways, rail lines, and other transport infrastructure.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e11e4102b881909cf47d3768e25c19 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12bf7b1d8819091087dcfdb2e967c completed April 28, 2026, 9:51 p.m.
Created at: April 16, 2026, 8:38 p.m.