Triple

T4219474
Position Surface form Disambiguated ID Type / Status
Subject SEPTA Silverliner IV E94304 entity
Predicate railwayNetworkServed P522 FINISHED
Object SEPTA Regional Rail E2901 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: SEPTA Regional Rail | Statement: [SEPTA Silverliner IV, railwayNetworkServed, SEPTA Regional Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SEPTA Regional Rail
Context triple: [SEPTA Silverliner IV, railwayNetworkServed, SEPTA Regional Rail]
  • A. SEPTA Regional Rail chosen
    SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
  • B. SEPTA Suburban Transit Division
    The SEPTA Suburban Transit Division is the part of Philadelphia’s regional transit system that operates bus, trolley, and other public transportation services in the suburban areas surrounding the city.
  • C. SEPTA Chestnut Hill East Line
    The SEPTA Chestnut Hill East Line is a commuter rail service in the Philadelphia area that runs between Center City and the Chestnut Hill neighborhood as part of SEPTA’s Regional Rail network.
  • D. SEPTA Broad Street Line
    The SEPTA Broad Street Line is a rapid transit subway line running primarily along Broad Street in Philadelphia, providing north–south service through the city’s central corridor.
  • E. SEPTA Warminster Line
    The SEPTA Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities to the north, terminating in Warminster, Pennsylvania.
  • 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: railwayNetworkServed
Context triple: [SEPTA Silverliner IV, railwayNetworkServed, SEPTA Regional Rail]
  • A. railroadNetwork
    Indicates a relationship where locations are connected as part of the same system of railway lines and infrastructure used for train transport.
  • B. hasRailSystem chosen
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • C. usesRailInfrastructureOf
    Indicates that one entity operates on, accesses, or otherwise makes use of the rail infrastructure owned or managed by another entity.
  • D. railwayLineUsage
    Indicates how a railway line is used, such as the type or purpose of traffic or operations it supports.
  • E. hasMajorRailLinksTo
    Indicates that there are significant railway connections or routes between two locations.
  • 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_69b3451997e08190851db4a9a588837d completed March 12, 2026, 10:58 p.m.
NER Named-entity recognition batch_69b34e4bf6088190926b982039a12079 completed March 12, 2026, 11:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5b76abd848190819c7625a3b42c2f completed March 14, 2026, 7:30 p.m.
PD Predicate disambiguation batch_69b347f1d7b48190bd8974c03c7dc937 completed March 12, 2026, 11:10 p.m.
Created at: March 12, 2026, 11:04 p.m.