Triple

T7135757
Position Surface form Disambiguated ID Type / Status
Subject Barnstaple railway station E166301 entity
Predicate hasRailwayCompanyPostGrouping P55892 FINISHED
Object Southern Railway E102970 NE FINISHED

How this triple was built (3 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: Southern Railway | Statement: [Barnstaple railway station, hasRailwayCompanyPostGrouping, Southern Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Southern Railway
Context triple: [Barnstaple railway station, hasRailwayCompanyPostGrouping, Southern Railway]
  • A. Southern Railway (U.S.)
    Southern Railway (U.S.) was a major American Class I railroad that operated primarily in the southeastern United States before becoming a key predecessor of Norfolk Southern Railway.
  • B. Southern Railway (UK) chosen
    Southern Railway (UK) was a major British railway company formed in 1923 that operated routes in southern England, including busy commuter and coastal lines, until nationalisation in 1948.
  • C. Atlantic Coast Line Railroad
    The Atlantic Coast Line Railroad was a major U.S. railroad that operated primarily in the southeastern United States, known for its passenger and freight services along the Atlantic seaboard before its mid-20th-century mergers.
  • D. Seaboard Coast Line Railroad
    Seaboard Coast Line Railroad was a major Class I railroad in the southeastern United States, formed in 1967 and known for both freight operations and prominent passenger services before becoming part of CSX Transportation.
  • E. Seaboard System Railroad
    Seaboard System Railroad was a major U.S. freight railroad of the 1980s that consolidated several southeastern carriers and later became part of CSX Transportation.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasRailwayCompanyPostGrouping
Context triple: [Barnstaple railway station, hasRailwayCompanyPostGrouping, Southern Railway]
  • A. railwayGrouping
    Indicates the organizational or administrative grouping to which a railway or railway-related entity belongs.
  • B. railwayGroupingOutcome
    Indicates the result or status assigned to a railway entity as a consequence of a grouping, merger, or reorganization process.
  • C. railwayCompany
    Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
  • D. railwayCompanyType
    Indicates the specific category or classification of a railway company in terms of its role, ownership, or operational type.
  • E. laterRailwayCompany chosen
    Indicates that one railway company is the successor or later incarnation of another railway company.
  • F. None of above.

Provenance (4 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_69c68884a9388190af42f90d1c1a7151 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e690f954819084b81a555f4cdb5e completed March 27, 2026, 8:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7b8e0a06c819091b47dd41acb47b7 completed March 28, 2026, 11:17 a.m.
PD Predicate disambiguation batch_69c6e1c932888190b125ca3785b18553 completed March 27, 2026, 8 p.m.
Created at: March 27, 2026, 2:45 p.m.