Triple

T18493120
Position Surface form Disambiguated ID Type / Status
Subject Waterloo to Southampton main line E451867 entity
Predicate partOf P40 FINISHED
Object South Western Main Line — NE NERFINISHED

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: South Western Main Line | Statement: [Waterloo to Southampton main line, partOf, South Western Main Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: South Western Main Line
Context triple: [Waterloo to Southampton main line, partOf, South Western Main Line]
  • A. South West Main Line chosen
    The South West Main Line is a major railway route in southern England that connects London Waterloo with key towns and cities in Surrey, Hampshire, and Dorset.
  • B. South Eastern Main Line
    The South Eastern Main Line is a major railway route in southeast England connecting London with key towns in Kent and the surrounding region.
  • C. Northern Main Line
    The Northern Main Line is a major Swedish railway route that runs through central and northern Sweden, connecting Stockholm with key inland and northern regions.
  • D. Midland Line
    The Midland Line is a scenic New Zealand railway route across the South Island, best known today for carrying the TranzAlpine passenger service between Christchurch and Greymouth through the Southern Alps.
  • E. Midland line
    The Midland line is a suburban passenger railway line in Perth, Western Australia, running between Perth station and the eastern suburb of Midland as part of the Transperth network.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8d3855d50819097fc8561b0299dd9 completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e532be5e988190aae93a66f6e5f857 completed April 19, 2026, 7:53 p.m.
Created at: April 10, 2026, 11:35 a.m.