Triple

T11552430
Position Surface form Disambiguated ID Type / Status
Subject Alvechurch railway station E273929 entity
Predicate railwayLine P848 FINISHED
Object Birmingham Cross-City Line
The Birmingham Cross-City Line is a suburban rail route in the West Midlands, England, running through central Birmingham and connecting various surrounding towns and districts.
E935699 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 Cross-City Line | Statement: [Alvechurch railway station, railwayLine, Birmingham Cross-City Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Birmingham Cross-City Line
Context triple: [Alvechurch railway station, railwayLine, Birmingham Cross-City Line]
  • A. Birmingham–Lichfield rail corridor
    The Birmingham–Lichfield rail corridor is a key suburban and regional railway route in the West Midlands of England, linking central Birmingham with the city of Lichfield and serving as part of the Cross-City Line.
  • B. London–Bristol rail corridor
    The London–Bristol rail corridor is a major intercity railway route in England linking the capital with the city of Bristol via key intermediate towns and lines.
  • 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 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.
  • E. Birmingham–London Marylebone line
    The Birmingham–London Marylebone line is a major intercity and commuter railway route in England linking Birmingham with London Marylebone via towns in the Chilterns and the West Midlands.
  • 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 Cross-City Line
Triple: [Alvechurch railway station, railwayLine, Birmingham Cross-City Line]
Generated description
The Birmingham Cross-City Line is a suburban rail route in the West Midlands, England, running through central Birmingham and connecting various surrounding towns and districts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Birmingham Cross-City Line
Target entity description: The Birmingham Cross-City Line is a suburban rail route in the West Midlands, England, running through central Birmingham and connecting various surrounding towns and districts.
  • A. Birmingham–Lichfield rail corridor
    The Birmingham–Lichfield rail corridor is a key suburban and regional railway route in the West Midlands of England, linking central Birmingham with the city of Lichfield and serving as part of the Cross-City Line.
  • B. London–Bristol rail corridor
    The London–Bristol rail corridor is a major intercity railway route in England linking the capital with the city of Bristol via key intermediate towns and lines.
  • 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 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.
  • E. Birmingham–London Marylebone line
    The Birmingham–London Marylebone line is a major intercity and commuter railway route in England linking Birmingham with London Marylebone via towns in the Chilterns and the West Midlands.
  • 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_69e8a75e4c1c81909eac9ebaf66e9ab8 completed April 22, 2026, 10:47 a.m.
NEDg Description generation batch_69e8aa378edc8190807451b1855a4502 completed April 22, 2026, 11 a.m.
NED2 Entity disambiguation (via description) batch_69e8b05117988190aa029efa250053db completed April 22, 2026, 11:26 a.m.
Created at: April 8, 2026, 9:37 p.m.