Triple

T5834924
Position Surface form Disambiguated ID Type / Status
Subject London Midland E129443 entity
Predicate operatedRoute P18593 FINISHED
Object Birmingham New Street – Walsall
Birmingham New Street – Walsall is a regional rail service in England connecting Birmingham’s main central station with the town of Walsall in the West Midlands.
 E558838 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 New Street – Walsall | Statement: [London Midland, operatedRoute, Birmingham New Street – Walsall]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Birmingham New Street – Walsall
Context triple: [London Midland, operatedRoute, Birmingham New Street – Walsall]
  • A. Birmingham New Street – Wolverhampton
    Birmingham New Street – Wolverhampton is a key commuter and regional rail corridor in England’s West Midlands, linking central Birmingham with the city of Wolverhampton.
  • B. Birmingham New Street to Bromsgrove
    Birmingham New Street to Bromsgrove is a regional rail service in England connecting central Birmingham with the town of Bromsgrove in Worcestershire.
  • C. Birmingham New Street to Redditch
    Birmingham New Street to Redditch is a suburban rail route in the West Midlands, England, linking central Birmingham with the town of Redditch as part of the Cross-City Line.
  • D. 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.
  • E. Birmingham New Street to Hereford
    Birmingham New Street to Hereford is a regional rail passenger route in England linking the major city of Birmingham with the cathedral city of Hereford via intermediate West Midlands and Worcestershire stations.
  • 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 New Street – Walsall
Triple: [London Midland, operatedRoute, Birmingham New Street – Walsall]
Generated description
Birmingham New Street – Walsall is a regional rail service in England connecting Birmingham’s main central station with the town of Walsall in the West Midlands.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Birmingham New Street – Walsall
Target entity description: Birmingham New Street – Walsall is a regional rail service in England connecting Birmingham’s main central station with the town of Walsall in the West Midlands.
  • A. Birmingham New Street – Wolverhampton
    Birmingham New Street – Wolverhampton is a key commuter and regional rail corridor in England’s West Midlands, linking central Birmingham with the city of Wolverhampton.
  • B. Birmingham New Street to Bromsgrove
    Birmingham New Street to Bromsgrove is a regional rail service in England connecting central Birmingham with the town of Bromsgrove in Worcestershire.
  • C. Birmingham New Street to Redditch
    Birmingham New Street to Redditch is a suburban rail route in the West Midlands, England, linking central Birmingham with the town of Redditch as part of the Cross-City Line.
  • D. 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.
  • E. Birmingham New Street to Hereford
    Birmingham New Street to Hereford is a regional rail passenger route in England linking the major city of Birmingham with the cathedral city of Hereford via intermediate West Midlands and Worcestershire stations.
  • 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_69c0084af79c81908af128ccc29983d0 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c034a1e6a88190b1aac05511793315 completed March 22, 2026, 6:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0e361ad508190928f0ce0f12231c9 completed March 23, 2026, 6:53 a.m.
NEDg Description generation batch_69c0e6d628248190aafc97f856a98bc5 completed March 23, 2026, 7:08 a.m.
NED2 Entity disambiguation (via description) batch_69c0e72dffe081909bcb917ec0b6b507 completed March 23, 2026, 7:09 a.m.
Created at: March 22, 2026, 3:54 p.m.