Triple

T22730739
Position Surface form Disambiguated ID Type / Status
Subject Chicago–San Diego E562126 entity
Predicate railwaySystem P522 FINISHED
Object Santa Fe Railway passenger network — NE NERFINISHED

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: Santa Fe Railway passenger network | Statement: [Chicago–San Diego, railwaySystem, Santa Fe Railway passenger network]

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: Santa Fe Railway passenger network
Context triple: [Chicago–San Diego, railwaySystem, Santa Fe Railway passenger network]
  • A. New Mexico Rail Runner Express
    The New Mexico Rail Runner Express is a commuter rail service that connects major cities and communities in central New Mexico, including Albuquerque and Santa Fe.
  • B. Chicago–Pacific Coast passenger rail network
    The Chicago–Pacific Coast passenger rail network was a historic system of long-distance train routes that linked Chicago with major cities along the U.S. West Coast, serving as a key transcontinental passenger corridor.
  • C. Atchison, Topeka and Santa Fe Railway chosen
    The Atchison, Topeka and Santa Fe Railway was a major American railroad that became one of the largest and most influential rail systems in the United States, central to the development of the Southwest.
  • D. ATSF main line system
    The ATSF main line system was the principal transcontinental rail network of the Atchison, Topeka and Santa Fe Railway, connecting the Midwest with the U.S. Southwest and Pacific Coast.
  • E. BNSF Southern Transcon
    The BNSF Southern Transcon is a major high-capacity freight rail corridor across the southern United States, serving as one of BNSF Railway’s primary routes for transcontinental intermodal and merchandise traffic.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e24550859c81908727d91efc3a81b4 elicitation completed
NER batch_69f1792cb9cc8190a7c45032427bca1a ner completed
Created at: April 17, 2026, 3:21 p.m.