Triple

T15445124
Position Surface form Disambiguated ID Type / Status
Subject Hampton Court branch line E370002 entity
Predicate openedBy P421 FINISHED
Object London and South Western Railway E110166 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: London and South Western Railway | Statement: [Hampton Court branch line, openedBy, London and South Western Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: London and South Western Railway
Context triple: [Hampton Court branch line, openedBy, London and South Western Railway]
  • A. London and South Western Railway chosen
    The London and South Western Railway was a major 19th- and early 20th-century British railway company that operated an extensive network in southwest London, Surrey, Hampshire, and the West Country, including key routes to the south coast and the port of Southampton.
  • B. Great Western Railway
    Great Western Railway is a major British train operating company providing intercity and regional rail services across western and southern England and South Wales.
  • C. Great Western Railway
    Great Western Railway was a historic Canadian railway company that played a key role in 19th-century transportation and trade across southern Ontario and into the United States.
  • D. London and North Western Railway
    London and North Western Railway was a major 19th- and early 20th-century British railway company that operated extensive routes across England and Wales before becoming part of the London, Midland and Scottish Railway in 1923.
  • E. London, Brighton and South Coast Railway
    The London, Brighton and South Coast Railway was a major 19th- and early 20th-century English railway company that operated routes linking London with the south coast, including key lines to Brighton and surrounding areas.
  • 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_69d85a19180081909925012fbf4e62a3 completed April 10, 2026, 2:02 a.m.
NER Named-entity recognition batch_69e03ef666e08190a02a01a676306ab9 completed April 16, 2026, 1:44 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff365337c481909b9f9a376cf9462e completed May 9, 2026, 1:27 p.m.
Created at: April 10, 2026, 3:21 a.m.