Triple

T21727466
Position Surface form Disambiguated ID Type / Status
Subject Hamlet of Riverhead, New York E536309 entity
Predicate servedByRailLine P1293 FINISHED
Object Long Island Rail Road Greenport Branch — NE NERFINISHED

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: Long Island Rail Road Greenport Branch | Statement: [Hamlet of Riverhead, New York, servedByRailLine, Long Island Rail Road Greenport Branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Long Island Rail Road Greenport Branch
Context triple: [Hamlet of Riverhead, New York, servedByRailLine, Long Island Rail Road Greenport Branch]
  • A. Long Island Rail Road Ronkonkoma Branch
    The Long Island Rail Road Ronkonkoma Branch is a major LIRR commuter rail line running between Ronkonkoma in central Long Island and New York City, serving as one of the system’s busiest and most heavily used branches.
  • B. Long Island Rail Road West Hempstead Branch
    The Long Island Rail Road West Hempstead Branch is a commuter rail line in Nassau County, New York, providing service between West Hempstead and the broader LIRR network.
  • C. Long Island Rail Road Port Jefferson Branch
    The Long Island Rail Road Port Jefferson Branch is a commuter rail line on Long Island that runs between western terminals in New York City and the village of Port Jefferson, serving numerous communities along the island’s north shore.
  • D. LIRR Greenport Branch chosen
    The LIRR Greenport Branch is a Long Island Rail Road line that runs along the North Fork of Long Island, providing rail service between eastern Suffolk County communities and the rest of the LIRR network.
  • 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 (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_69e0c46d3284819099a4f9d5a704eb95 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69efd973ac648190bb09e20ac1be2d9b completed April 27, 2026, 9:47 p.m.
Created at: April 16, 2026, 6:48 p.m.