Triple

T15029327
Position Surface form Disambiguated ID Type / Status
Subject Mount Vernon West station E378299 entity
Predicate formerOwner P347 FINISHED
Object New York Central Railroad E26481 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: New York Central Railroad | Statement: [Mount Vernon West station, formerOwner, New York Central Railroad]

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: New York Central Railroad
Context triple: [Mount Vernon West station, formerOwner, New York Central Railroad]
  • A. New York Central Railroad chosen
    New York Central Railroad was one of the largest and most influential American railroads, known for its extensive network in the northeastern United States and iconic passenger trains like the 20th Century Limited.
  • B. New York and Atlantic Railway
    The New York and Atlantic Railway is a short line freight railroad that operates on Long Island, New York, providing rail freight services over tracks owned by the Long Island Rail Road.
  • C. Delaware and Hudson Railway
    The Delaware and Hudson Railway was a historic railroad in the northeastern United States that evolved from early canal operations into a major regional freight and passenger carrier.
  • D. New York and Erie Railroad
    The New York and Erie Railroad was a 19th-century American railway company that operated a major broad-gauge line across New York State, playing a key role in opening up the Southern Tier region to commerce and transportation.
  • E. Erie Railroad
    The Erie Railroad was a major 19th- and early 20th-century American railroad that operated extensive passenger and freight services across the northeastern United States, particularly linking New York City with the Midwest.
  • 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_69d85cd46b2c819090d054c27787f677 elicitation completed
NER batch_69ded7e0e8c88190ac6f5786b4d4040f ner completed
NED1 batch_69fe9dd967588190821cf47e9734db21 ned_source_triple completed
Created at: April 10, 2026, 2:59 a.m.