Triple

T4551192
Position Surface form Disambiguated ID Type / Status
Subject London and South Western Railway E110166 entity
Predicate predecessor P97 FINISHED
Object London and Southampton Railway E451866 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 Southampton Railway | Statement: [London and South Western Railway, predecessor, London and Southampton Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: London and Southampton Railway
Context triple: [London and South Western Railway, predecessor, London and Southampton Railway]
  • A. London and Southampton Railway chosen
    The London and Southampton Railway was an early 19th-century British railway company that built and operated the main line linking London with the port city of Southampton.
  • B. London and Birmingham Railway
    The London and Birmingham Railway was one of the earliest major trunk railways in England, linking London with the Midlands and forming a key part of the developing national rail network in the 19th century.
  • C. London and Greenwich Railway
    The London and Greenwich Railway was one of the earliest passenger railways in London and the first in the capital to be built on a viaduct, forming a key part of the city's early rail infrastructure.
  • D. Bristol and Gloucester Railway
    The Bristol and Gloucester Railway was a 19th-century English railway line that connected Bristol with Gloucester and later became part of the expanding Midland Railway network.
  • E. Bristol and Birmingham Railway
    The Bristol and Birmingham Railway was a historic British railway line that connected the cities of Bristol and Birmingham and later became part of the Midland Railway network.
  • 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_69bd4412524c8190be5bcc9ddee91848 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd57f5a0a081909977ccbb8aba633c completed March 20, 2026, 2:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdc56c0ce08190beb9d4f468b988f7 completed March 20, 2026, 10:08 p.m.
Created at: March 20, 2026, 1:05 p.m.