Triple

T22386218
Position Surface form Disambiguated ID Type / Status
Subject Birmingham New Street – Rugeley Trent Valley E553401 entity
Predicate networkRailRoute P848 FINISHED
Object West Coast Main Line (Trent Valley section) E910892 NE FINISHED

How this triple was built (3 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 (Trent Valley section) | Statement: [Birmingham New Street – Rugeley Trent Valley, networkRailRoute, West Coast Main Line (Trent Valley section)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: West Coast Main Line (Trent Valley section)
Context triple: [Birmingham New Street – Rugeley Trent Valley, networkRailRoute, West Coast Main Line (Trent Valley section)]
  • A. West Coast Main Line Trent Valley section chosen
    The West Coast Main Line Trent Valley section is a key stretch of the West Coast Main Line in England that carries high-speed passenger and freight trains through the Trent Valley between the Midlands and the North West.
  • B. Stourbridge Line
    The Stourbridge Line is a heritage tourist railroad in northeastern Pennsylvania that offers scenic excursions through the Pocono Mountains region.
  • C. Derwent Valley Line
    The Derwent Valley Line is a regional railway route in Derbyshire, England, running through the scenic Derwent Valley and serving towns between Derby and Matlock.
  • D. Crewe–Birmingham railway line
    The Crewe–Birmingham railway line is a key rail route in England linking the major junction at Crewe with Birmingham, serving as an important corridor for both passenger and freight services in the West Midlands and North West.
  • E. Birmingham–Lichfield rail corridor
    The Birmingham–Lichfield rail corridor is a key suburban and regional railway route in the West Midlands of England, linking central Birmingham with the city of Lichfield and serving as part of the Cross-City Line.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: networkRailRoute
Context triple: [Birmingham New Street – Rugeley Trent Valley, networkRailRoute, West Coast Main Line (Trent Valley section)]
  • A. networkRailRouteCode
    Indicates that a specific Network Rail route code is assigned to or associated with an entity, identifying the rail route it belongs to or operates on.
  • B. railwayRouteDirection
    Indicates the direction or orientation in which a railway route runs or is intended to be traveled.
  • C. railwayLine chosen
    Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
  • D. railAuthority
    Indicates that an entity has official regulatory or operational control over railway systems or services.
  • E. countryRailConnection
    Indicates that there is a railway connection or service linking two countries.
  • F. None of above.

Provenance (4 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_69e11e4cf87c8190a1ff474daec326b7 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f1582f5f348190881df0d5af110aef completed April 29, 2026, 1 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0ae9bc28fc81908967105a7a34903e completed May 18, 2026, 10:28 a.m.
PD Predicate disambiguation batch_69e73015484c8190a9a0b9f554b61a81 completed April 21, 2026, 8:06 a.m.
Created at: April 16, 2026, 8:45 p.m.