Triple

T2429972
Position Surface form Disambiguated ID Type / Status
Subject London Northwestern Railway E52818 entity
Predicate operatesRoute P3695 FINISHED
Object Birmingham New Street – London Euston E9866 NE FINISHED

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: Birmingham New Street – London Euston | Statement: [London Northwestern Railway, operatesRoute, Birmingham New Street – London Euston]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Birmingham New Street – London Euston
Context triple: [London Northwestern Railway, operatesRoute, Birmingham New Street – London Euston]
  • A. London Euston – Birmingham
    London Euston – Birmingham is a major intercity rail corridor in England linking the capital with the West Midlands.
  • B. Birmingham New Street to Liverpool Lime Street
    Birmingham New Street to Liverpool Lime Street is a key inter-city rail route in England linking Birmingham and Liverpool via the West Midlands and the North West.
  • C. London Euston – Manchester
    London Euston – Manchester is a major intercity rail corridor in the United Kingdom linking the capital with the city of Manchester on the West Coast Main Line.
  • D. Birmingham New Street chosen
    Birmingham New Street is the main railway station in Birmingham, England, and one of the busiest rail hubs in the United Kingdom.
  • E. Birmingham New Street to Lichfield Trent Valley
    Birmingham New Street to Lichfield Trent Valley is a suburban rail route in England connecting central Birmingham with the city of Lichfield via intermediate West Midlands commuter stations.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ab4959bcc0819083246f9fb10439e3 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abc99fcd048190a85b95a9a8ae6d4d completed March 7, 2026, 6:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69aef0a5fc208190a2479de4b1344759 completed March 9, 2026, 4:09 p.m.
Created at: March 6, 2026, 9:43 p.m.