Triple

T2429977
Position Surface form Disambiguated ID Type / Status
Subject London Northwestern Railway E52818 entity
Predicate operatesRoute P3695 FINISHED
Object Crewe – Birmingham New Street
Crewe – Birmingham New Street is a regional rail service in England connecting the railway hub of Crewe with Birmingham’s main central station.
E267040 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: Crewe – Birmingham New Street | Statement: [London Northwestern Railway, operatesRoute, Crewe – Birmingham New Street]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Crewe – Birmingham New Street
Context triple: [London Northwestern Railway, operatesRoute, Crewe – Birmingham New Street]
  • A. 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.
  • B. 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.
  • C. London Euston – Crewe
    London Euston – Crewe is a key intercity rail corridor in England linking central London with the town of Crewe via the West Coast Main Line.
  • D. Birmingham New Street to Shrewsbury
    Birmingham New Street to Shrewsbury is a regional rail route in England linking the major city of Birmingham with the historic market town of Shrewsbury.
  • E. Crewe railway station
    Crewe railway station is a major railway junction in Cheshire, England, serving as a key hub on the West Coast Main Line and an important interchange for services across the UK rail network.
  • 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: Crewe – Birmingham New Street
Triple: [London Northwestern Railway, operatesRoute, Crewe – Birmingham New Street]
Generated description
Crewe – Birmingham New Street is a regional rail service in England connecting the railway hub of Crewe with Birmingham’s main central station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Crewe – Birmingham New Street
Target entity description: Crewe – Birmingham New Street is a regional rail service in England connecting the railway hub of Crewe with Birmingham’s main central station.
  • A. 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.
  • B. 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.
  • C. London Euston – Crewe
    London Euston – Crewe is a key intercity rail corridor in England linking central London with the town of Crewe via the West Coast Main Line.
  • D. Birmingham New Street to Shrewsbury
    Birmingham New Street to Shrewsbury is a regional rail route in England linking the major city of Birmingham with the historic market town of Shrewsbury.
  • E. Crewe railway station
    Crewe railway station is a major railway junction in Cheshire, England, serving as a key hub on the West Coast Main Line and an important interchange for services across the UK rail network.
  • 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_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.
NEDg Description generation batch_69aef58eff2c81909cbf3346705940a3 completed March 9, 2026, 4:30 p.m.
NED2 Entity disambiguation (via description) batch_69aef656ae0c81908753cc5a8b5fe704 completed March 9, 2026, 4:33 p.m.
Created at: March 6, 2026, 9:43 p.m.