Triple

T1540839
Position Surface form Disambiguated ID Type / Status
Subject Chester Avenue E32860 entity
Predicate isPartOfTransitCorridor P8428 FINISHED
Object SEPTA Subway–Surface system E1855 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 Subway–Surface system | Statement: [Chester Avenue, isPartOfTransitCorridor, SEPTA Subway–Surface system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: SEPTA Subway–Surface system
Context triple: [Chester Avenue, isPartOfTransitCorridor, SEPTA Subway–Surface system]
  • A. SEPTA rapid transit network
    The SEPTA rapid transit network is the system of high-capacity urban rail lines serving Philadelphia and some surrounding suburbs, operated by the Southeastern Pennsylvania Transportation Authority.
  • 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 Regional Rail
    SEPTA Regional Rail is a commuter rail network serving the Philadelphia metropolitan area, connecting the city with its suburbs and neighboring regions.
  • D. SEPTA Subway–Surface Trolley Lines chosen
    The SEPTA Subway–Surface Trolley Lines are a network of light rail routes in Philadelphia that operate partly in subway tunnels and partly on city streets, connecting Center City with West Philadelphia and surrounding neighborhoods.
  • E. SEPTA
    SEPTA is the regional public transportation authority serving Philadelphia and its surrounding counties, operating buses, subways, trolleys, and commuter rail services.
  • 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: isPartOfTransitCorridor
Context triple: [Chester Avenue, isPartOfTransitCorridor, SEPTA Subway–Surface system]
  • A. partOfTransitSystem chosen
    Indicates that something is a component or segment within a larger transit or transportation system.
  • B. transportCorridor
    Indicates a route or pathway used to move people, goods, or resources between locations.
  • C. hasMajorRailCorridor
    Indicates that a location or region is traversed by a primary, high-capacity railway route used for significant passenger or freight transport.
  • D. appliesToTransitSystem
    Indicates that something (such as a rule, policy, feature, or condition) is relevant or applicable to a particular transit or transportation system.
  • E. appliesToTransitLine
    Indicates that a rule, condition, or characteristic is specifically associated with and relevant to a particular transit line.
  • 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_69a885ed29088190a3c2d5a3d100c16e completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa95c1a2948190a2b98469afec1a7d completed March 6, 2026, 8:52 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae7ed1080081909a931e4d045edd83 completed March 9, 2026, 8:03 a.m.
PD Predicate disambiguation batch_69a907b2453c8190a41f6b88c8217d1e completed March 5, 2026, 4:33 a.m.
Created at: March 4, 2026, 7:26 p.m.