Triple

T5475444
Position Surface form Disambiguated ID Type / Status
Subject New York City metropolitan area commuter rail network E122940 entity
Predicate includesSystem P1393 FINISHED
Object Long Island Rail Road E26485 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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 | Statement: [New York City metropolitan area commuter rail network, includesSystem, Long Island Rail Road]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Long Island Rail Road
Context triple: [New York City metropolitan area commuter rail network, includesSystem, Long Island Rail Road]
  • 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. 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.
  • D. 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.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69bd46459ff48190823377457bcf7128 elicitation completed
NER batch_69bd923465c88190ad9c1b75b268f7ca ner completed
NED1 batch_69bf88e4ebe48190bf1d8643149a88f0 ned_source_triple completed
Created at: March 20, 2026, 2:09 p.m.