Triple

T2975821
Position Surface form Disambiguated ID Type / Status
Subject West Hempstead Branch E80392 entity
Predicate isPartOf P10 FINISHED
Object MTA Long Island Rail Road system E26485 NE FINISHED

How this triple was built (2 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: MTA Long Island Rail Road system | Statement: [West Hempstead Branch, isPartOf, MTA Long Island Rail Road system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: MTA Long Island Rail Road system
Context triple: [West Hempstead Branch, isPartOf, MTA Long Island Rail Road system]
  • A. Long Island Rail Road chosen
    Long Island Rail Road is a major commuter rail system serving Long Island and parts of New York City, known as one of the busiest and oldest railroads in the United States.
  • B. Long Island Rail Road Main Line
    The Long Island Rail Road Main Line is the primary rail corridor of the Long Island Rail Road, running from New York City through central Long Island and serving as a major commuter and intercity route.
  • C. Montauk Branch of Long Island Rail Road
    The Montauk Branch of the Long Island Rail Road is a commuter and seasonal rail line that runs along Long Island’s South Shore, providing key passenger service between New York City and the Hamptons out to Montauk.
  • D. MTA Bridges and Tunnels network
    The MTA Bridges and Tunnels network is a system of major toll bridges and tunnels in New York City operated by the Metropolitan Transportation Authority, connecting the city’s boroughs and surrounding regions.
  • E. Long Island Rail Road Atlantic Branch
    The Long Island Rail Road Atlantic Branch is a major commuter rail line in New York City that runs between Atlantic Terminal in Brooklyn and eastern Queens, providing key connections to other LIRR lines and transit services.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ad8b15f6ac8190be5fd16a33edcb4f completed March 8, 2026, 2:43 p.m.
NER Named-entity recognition batch_69ad998ad5308190a012ec4940eb46cb completed March 8, 2026, 3:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2358bd4cc81908970e1d3cdc95b5d completed March 12, 2026, 3:39 a.m.
Created at: March 8, 2026, 2:58 p.m.