Triple

T708743
Position Surface form Disambiguated ID Type / Status
Subject Front Royal E14159 entity
Predicate hasRailServiceHistoryWith P782 FINISHED
Object Norfolk and Western Railway E83243 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: Norfolk and Western Railway | Statement: [Front Royal, hasRailServiceHistoryWith, Norfolk and Western Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Norfolk and Western Railway
Context triple: [Front Royal, hasRailServiceHistoryWith, Norfolk and Western Railway]
  • A. Norfolk and Western Railway chosen
    Norfolk and Western Railway was a major American railroad known for its coal-hauling operations and distinctive steam locomotive fleet, which later became part of Norfolk Southern Railway through merger.
  • B. Chesapeake and Ohio Railway
    The Chesapeake and Ohio Railway was a major American railroad best known for hauling Appalachian coal and operating key routes through the Mid-Atlantic and Midwest before becoming part of the modern CSX rail system.
  • C. Norfolk Southern Railway
    Norfolk Southern Railway is a major U.S. freight railroad company operating an extensive rail network across the eastern United States.
  • D. 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.
  • E. Seaboard Air Line Railroad
    Seaboard Air Line Railroad was a major American railroad that operated in the southeastern United States, known for its prominent passenger services and streamlined trains.
  • 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: hasRailServiceHistoryWith
Context triple: [Front Royal, hasRailServiceHistoryWith, Norfolk and Western Railway]
  • A. hasRailSystem
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • B. servedByRailroad chosen
    Indicates that a location or facility is provided with transportation or service by a railroad line or company.
  • C. hasHistoricalRoute
    Indicates that an entity possesses or is associated with a route that has historical significance or origin.
  • D. hasRailStation
    Indicates that one entity possesses, contains, or is served by a rail station.
  • E. hasRailTrail
    Indicates that one location or entity possesses, includes, or is connected by a rail trail (a recreational trail converted from or running along a former or existing railway corridor) to another location or entity.
  • 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_69a493494ec48190ae6751683625a9ba completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a5c011948190b2cfccd8fe722742 completed March 1, 2026, 8:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a6891b6d908190823a9a09cef5c7da completed March 3, 2026, 7:09 a.m.
PD Predicate disambiguation batch_69a4a4f0217081908268b3f47e72f8df completed March 1, 2026, 8:43 p.m.
Created at: March 1, 2026, 7:36 p.m.