Triple

T11551919
Position Surface form Disambiguated ID Type / Status
Subject South Staffordshire Railway E273917 entity
Predicate operatedRailwayLine P5620 FINISHED
Object Walsall–Dudley line E931747 NE FINISHED

How this triple was built (2 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: Walsall–Dudley line | Statement: [South Staffordshire Railway, operatedRailwayLine, Walsall–Dudley line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Walsall–Dudley line
Context triple: [South Staffordshire Railway, operatedRailwayLine, Walsall–Dudley line]
  • A. Wolverhampton–Walsall line chosen
    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. Derby–Matlock line
    The Derby–Matlock line is a regional railway route in Derbyshire, England, running through the Derwent Valley and serving towns and communities between Derby and the market town of Matlock.
  • C. Manchester–Liverpool line
    The Manchester–Liverpool line is a major railway route in North West England connecting the cities of Manchester and Liverpool and serving key intermediate stations such as Oxford Road.
  • D. Leicester Line
    The Leicester Line is a major branch of England’s Grand Union Canal that runs through the East Midlands, linking the main canal with Leicester and the River Soar.
  • E. Derby–Nottingham line
    The Derby–Nottingham line is a key railway route in the East Midlands of England that connects the cities of Derby and Nottingham and serves as an important regional commuter and intercity corridor.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d88a83f1e88190aabf11a4c8a6c9e5 completed April 10, 2026, 5:28 a.m.
NED1 Entity disambiguation (via context triple) batch_69e6e8396ed081909bdf381db3dacd62 completed April 21, 2026, 3 a.m.
Created at: April 8, 2026, 9:37 p.m.