Triple

T5100675
Position Surface form Disambiguated ID Type / Status
Subject Cannonball (LIRR train) E114972 entity
Predicate usesRoute P2127 FINISHED
Object New York Penn Station–Montauk
New York Penn Station–Montauk is a Long Island Rail Road route linking Manhattan’s Pennsylvania Station with the eastern terminus at Montauk on Long Island’s South Fork.
 E74890 NE FINISHED

How this triple was built (4 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: New York Penn Station–Montauk | Statement: [Cannonball (LIRR train), usesRoute, New York Penn Station–Montauk]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: New York Penn Station–Montauk
Context triple: [Cannonball (LIRR train), usesRoute, New York Penn Station–Montauk]
  • A. Penn Station–Ronkonkoma
    Penn Station–Ronkonkoma is the fully electrified segment of the Long Island Rail Road’s Ronkonkoma Branch that provides frequent commuter rail service between midtown Manhattan and central Long Island.
  • B. LIRR Montauk Branch
    The LIRR Montauk Branch is a Long Island Rail Road line that runs from Jamaica in Queens through Long Island’s South Shore communities to Montauk at the island’s eastern tip.
  • 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. 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.
  • E. Long Island Rail Road Port Washington Branch
    The Long Island Rail Road Port Washington Branch is a commuter rail line in New York that runs from Manhattan to Port Washington, serving communities along the North Shore of Long Island.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: New York Penn Station–Montauk
Triple: [Cannonball (LIRR train), usesRoute, New York Penn Station–Montauk]
Generated description
New York Penn Station–Montauk is a Long Island Rail Road route linking Manhattan’s Pennsylvania Station with the eastern terminus at Montauk on Long Island’s South Fork.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: New York Penn Station–Montauk
Target entity description: New York Penn Station–Montauk is a Long Island Rail Road route linking Manhattan’s Pennsylvania Station with the eastern terminus at Montauk on Long Island’s South Fork.
  • A. Penn Station–Ronkonkoma
    Penn Station–Ronkonkoma is the fully electrified segment of the Long Island Rail Road’s Ronkonkoma Branch that provides frequent commuter rail service between midtown Manhattan and central Long Island.
  • B. LIRR Montauk Branch chosen
    The LIRR Montauk Branch is a Long Island Rail Road line that runs from Jamaica in Queens through Long Island’s South Shore communities to Montauk at the island’s eastern tip.
  • 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. 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.
  • E. Long Island Rail Road Port Washington Branch
    The Long Island Rail Road Port Washington Branch is a commuter rail line in New York that runs from Manhattan to Port Washington, serving communities along the North Shore of Long Island.
  • F. None of above.

Provenance (5 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_69bd443fc49c819089629c00e311310c completed March 20, 2026, 12:57 p.m.
NER Named-entity recognition batch_69bd758381dc8190ac491788d27ab8e0 completed March 20, 2026, 4:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69beba8977f481908b0d55a9cd28d492 completed March 21, 2026, 3:34 p.m.
NEDg Description generation batch_69bebe4e61008190aa297a4b41e93cb3 completed March 21, 2026, 3:50 p.m.
NED2 Entity disambiguation (via description) batch_69bebf801fa481909e885bb0d13f48b5 completed March 21, 2026, 3:55 p.m.
Created at: March 20, 2026, 1:40 p.m.