Triple

T2852757
Position Surface form Disambiguated ID Type / Status
Subject Hudson Line E63128 entity
Predicate commuterRailAgency P20657 FINISHED
Object Metropolitan Transportation Authority (MTA) E3072 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: Metropolitan Transportation Authority (MTA) | Statement: [Hudson Line, commuterRailAgency, Metropolitan Transportation Authority (MTA)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Metropolitan Transportation Authority (MTA)
Context triple: [Hudson Line, commuterRailAgency, Metropolitan Transportation Authority (MTA)]
  • A. Metropolitan Transportation Authority chosen
    The Metropolitan Transportation Authority is the public agency responsible for operating and overseeing much of the mass transit and commuter rail systems in the New York City metropolitan area.
  • B. New York City Transit Authority
    The New York City Transit Authority is the public agency responsible for operating most of New York City's subway and bus system as part of the Metropolitan Transportation Authority (MTA).
  • C. Staten Island Rapid Transit Operating Authority
    The Staten Island Rapid Transit Operating Authority is a public agency of the Metropolitan Transportation Authority responsible for managing and overseeing Staten Island’s railway transit services.
  • D. Brooklyn–Manhattan Transit Corporation
    The Brooklyn–Manhattan Transit Corporation was a major early 20th-century New York City rapid transit company that operated subways and elevated lines in Brooklyn and Manhattan before being absorbed into the city’s unified transit system.
  • E. Capital District Transportation Authority
    The Capital District Transportation Authority is a public transit agency that operates bus and related transportation services in New York State’s Capital Region, including the Albany metropolitan area.
  • 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: commuterRailAgency
Context triple: [Hudson Line, commuterRailAgency, Metropolitan Transportation Authority (MTA)]
  • A. commuterRailMode
    Indicates that the relationship involves travel or transportation specifically by commuter rail as the mode of transit between the related entities.
  • B. hasPublicTransportAgency chosen
    Indicates that a place or transport system is served, managed, or overseen by a specific public transportation agency.
  • C. rapidTransitSystem
    Indicates a transportation relationship where people or goods are moved via a high-capacity, high-frequency public transit system designed for rapid travel over urban or regional routes.
  • D. railwayCompany
    Indicates that one entity is a railway company that owns, operates, or manages railway services or infrastructure in relation to another entity.
  • E. Purple Line Express
    Indicates a transportation service or route designated as the "Purple Line" that operates with express (limited-stop) service between 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_69ab4c407c408190857d25e027155ce9 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf5e043c8190ac82112abce7262a completed March 7, 2026, 8:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b08644192481909cb5ec394148adf4 completed March 10, 2026, 8:59 p.m.
PD Predicate disambiguation batch_69abdd10aef88190b750aae07e7df4dc completed March 7, 2026, 8:08 a.m.
Created at: March 6, 2026, 10:02 p.m.