Triple

T5617499
Position Surface form Disambiguated ID Type / Status
Subject Birmingham International railway station E147513 entity
Predicate railwayLine P848 FINISHED
Object Birmingham Loop of the West Coast Main Line
The Birmingham Loop of the West Coast Main Line is a major railway route in the UK that diverts from the main London–Glasgow corridor to serve Birmingham and surrounding areas before rejoining the primary line.
E531071 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: Birmingham Loop of the West Coast Main Line | Statement: [Birmingham International railway station, railwayLine, Birmingham Loop of the West Coast Main Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Birmingham Loop of the West Coast Main Line
Context triple: [Birmingham International railway station, railwayLine, Birmingham Loop of the West Coast Main Line]
  • A. Derby–Birmingham line
    The Derby–Birmingham line is a key railway route in England linking the East Midlands city of Derby with Birmingham and the wider West Midlands rail network.
  • B. Birmingham–Stratford-upon-Avon line
    The Birmingham–Stratford-upon-Avon line is a regional railway route in England linking Birmingham with the historic town of Stratford-upon-Avon, primarily serving commuter and tourist traffic.
  • C. Manchester–Crewe line
    The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
  • D. Birmingham–Kidderminster line
    The Birmingham–Kidderminster line is a suburban and regional railway route in the West Midlands of England linking central Birmingham with the town of Kidderminster.
  • E. Glossop line
    The Glossop line is a suburban railway route in Greater Manchester, England, running between Manchester and the towns of Glossop and Hadfield.
  • 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: Birmingham Loop of the West Coast Main Line
Triple: [Birmingham International railway station, railwayLine, Birmingham Loop of the West Coast Main Line]
Generated description
The Birmingham Loop of the West Coast Main Line is a major railway route in the UK that diverts from the main London–Glasgow corridor to serve Birmingham and surrounding areas before rejoining the primary line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Birmingham Loop of the West Coast Main Line
Target entity description: The Birmingham Loop of the West Coast Main Line is a major railway route in the UK that diverts from the main London–Glasgow corridor to serve Birmingham and surrounding areas before rejoining the primary line.
  • A. Derby–Birmingham line
    The Derby–Birmingham line is a key railway route in England linking the East Midlands city of Derby with Birmingham and the wider West Midlands rail network.
  • B. Birmingham–Stratford-upon-Avon line
    The Birmingham–Stratford-upon-Avon line is a regional railway route in England linking Birmingham with the historic town of Stratford-upon-Avon, primarily serving commuter and tourist traffic.
  • C. Manchester–Crewe line
    The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
  • D. Birmingham–Kidderminster line
    The Birmingham–Kidderminster line is a suburban and regional railway route in the West Midlands of England linking central Birmingham with the town of Kidderminster.
  • E. Glossop line
    The Glossop line is a suburban railway route in Greater Manchester, England, running between Manchester and the towns of Glossop and Hadfield.
  • 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_69c00905d4588190bd967842bbcf2219 completed March 22, 2026, 3:21 p.m.
NER Named-entity recognition batch_69c021dc04c081909f36e40394e7c955 completed March 22, 2026, 5:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0287d9d7081909a1b2510565b55fc completed March 22, 2026, 5:35 p.m.
NEDg Description generation batch_69c03894b9388190bd534ad107722b83 completed March 22, 2026, 6:44 p.m.
NED2 Entity disambiguation (via description) batch_69c0393144248190a97d1f82b81cc868 completed March 22, 2026, 6:47 p.m.
Created at: March 22, 2026, 3:40 p.m.