Triple

T11552649
Position Surface form Disambiguated ID Type / Status
Subject Aston railway station E273933 entity
Predicate locatedOn P40 FINISHED
Object Birmingham–Walsall line
The Birmingham–Walsall line is a suburban railway route in the West Midlands of England that connects the city of Birmingham with the town of Walsall, serving multiple intermediate urban stations.
 E945210 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–Walsall line | Statement: [Aston railway station, locatedOn, Birmingham–Walsall line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Birmingham–Walsall line
Context triple: [Aston railway station, locatedOn, Birmingham–Walsall line]
  • A. Wolverhampton–Walsall line
    The Wolverhampton–Walsall line is a railway route in the West Midlands of England that provides local passenger and freight connections between the cities of Wolverhampton and Walsall.
  • B. Birmingham–Lichfield line
    The Birmingham–Lichfield line is a suburban railway route in the West Midlands, England, forming part of the Cross-City Line and connecting Birmingham with the cathedral city of Lichfield.
  • C. Birmingham–Wolverhampton line
    The Birmingham–Wolverhampton line is a key railway route in England’s West Midlands, linking the major cities of Birmingham and Wolverhampton and forming part of the region’s core commuter and intercity rail network.
  • 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. Birmingham–Shrewsbury line
    The Birmingham–Shrewsbury line is a key railway route in England linking the West Midlands city of Birmingham with the historic town of Shrewsbury, providing important regional and intercity passenger services.
  • 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–Walsall line
Triple: [Aston railway station, locatedOn, Birmingham–Walsall line]
Generated description
The Birmingham–Walsall line is a suburban railway route in the West Midlands of England that connects the city of Birmingham with the town of Walsall, serving multiple intermediate urban stations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Birmingham–Walsall line
Target entity description: The Birmingham–Walsall line is a suburban railway route in the West Midlands of England that connects the city of Birmingham with the town of Walsall, serving multiple intermediate urban stations.
  • A. Wolverhampton–Walsall line
    The Wolverhampton–Walsall line is a railway route in the West Midlands of England that provides local passenger and freight connections between the cities of Wolverhampton and Walsall.
  • B. Birmingham–Lichfield line
    The Birmingham–Lichfield line is a suburban railway route in the West Midlands, England, forming part of the Cross-City Line and connecting Birmingham with the cathedral city of Lichfield.
  • C. Birmingham–Wolverhampton line
    The Birmingham–Wolverhampton line is a key railway route in England’s West Midlands, linking the major cities of Birmingham and Wolverhampton and forming part of the region’s core commuter and intercity rail network.
  • 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. Birmingham–Shrewsbury line
    The Birmingham–Shrewsbury line is a key railway route in England linking the West Midlands city of Birmingham with the historic town of Shrewsbury, providing important regional and intercity passenger services.
  • 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_69d6aae4dfa48190a3ab0b19a159a3c5 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d88a85b9ac8190a57c1fdaeacbe3d6 completed April 10, 2026, 5:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69f08f645c70819085c13b641deecb82 completed April 28, 2026, 10:43 a.m.
NEDg Description generation batch_69f0bd36673881908530b68e496c3d2e completed April 28, 2026, 1:59 p.m.
NED2 Entity disambiguation (via description) batch_69f0eec1f5d081908624fe2a93995fe5 completed April 28, 2026, 5:30 p.m.
Created at: April 8, 2026, 9:37 p.m.