Triple

T20921525
Position Surface form Disambiguated ID Type / Status
Subject Long Island Rail Road rolling stock E515218 entity
Predicate depotLocation P14646 FINISHED
Object Ronkonkoma Yard — NE NERFINISHED

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: Ronkonkoma Yard | Statement: [Long Island Rail Road rolling stock, depotLocation, Ronkonkoma Yard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ronkonkoma Yard
Context triple: [Long Island Rail Road rolling stock, depotLocation, Ronkonkoma Yard]
  • A. Watertown Yard
    Watertown Yard is a Massachusetts Bay Transportation Authority bus facility and former streetcar yard in Watertown, Massachusetts, serving as a key layover and terminal point for several bus routes.
  • B. Coney Island Yard
    Coney Island Yard is one of the largest New York City Subway maintenance and storage facilities, serving multiple lines in Brooklyn.
  • C. Riverside Yard
    Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
  • D. Ronkonkoma Branch
    The Ronkonkoma Branch is a major Long Island Rail Road commuter rail line running between New York City and central Long Island, serving as one of the system’s busiest and most important corridors.
  • E. Kitami Depot
    Kitami Depot is a railway maintenance and storage facility serving trains on the Odakyu Odawara Line in Japan.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ronkonkoma Yard
Target entity description: Ronkonkoma Yard is a major Long Island Rail Road train storage and maintenance facility located near Ronkonkoma Station in Suffolk County, New York.
  • A. Watertown Yard
    Watertown Yard is a Massachusetts Bay Transportation Authority bus facility and former streetcar yard in Watertown, Massachusetts, serving as a key layover and terminal point for several bus routes.
  • B. Coney Island Yard
    Coney Island Yard is one of the largest New York City Subway maintenance and storage facilities, serving multiple lines in Brooklyn.
  • C. Riverside Yard
    Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
  • D. Ronkonkoma Branch
    The Ronkonkoma Branch is a major Long Island Rail Road commuter rail line running between New York City and central Long Island, serving as one of the system’s busiest and most important corridors.
  • E. Kitami Depot
    Kitami Depot is a railway maintenance and storage facility serving trains on the Odakyu Odawara Line in Japan.
  • F. None of above. chosen

Provenance (2 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_69e0b4f9d5ec8190bb2bd27350ed341c completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6f64e56bc81908aa86f2176fcc0db completed April 21, 2026, 4 a.m.
Created at: April 16, 2026, 12:48 p.m.