Triple

T5644590
Position Surface form Disambiguated ID Type / Status
Subject La Junta station E124353 entity
Predicate formerOperator P179 FINISHED
Object Atchison, Topeka and Santa Fe Railway (ATSF) E132368 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: Atchison, Topeka and Santa Fe Railway (ATSF) | Statement: [La Junta station, formerOperator, Atchison, Topeka and Santa Fe Railway (ATSF)]

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: Atchison, Topeka and Santa Fe Railway (ATSF)
Context triple: [La Junta station, formerOperator, Atchison, Topeka and Santa Fe Railway (ATSF)]
  • A. 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.
  • B. Denver and Rio Grande Western Railroad
    The Denver and Rio Grande Western Railroad was a historic U.S. railroad known for its scenic mountain routes through Colorado and Utah and its role in transcontinental passenger and freight service.
  • C. Missouri Pacific Railroad
    Missouri Pacific Railroad was a major American Class I railroad that operated across the Midwestern and Southwestern United States, playing a key role in regional freight and passenger transportation before its merger into the Union Pacific system.
  • D. BNSF Railway
    BNSF Railway is one of the largest freight railroad networks in North America, operating an extensive system that spans the United States and parts of Canada and Mexico.
  • E. Texas and Pacific Railway
    The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
  • 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_69c00824643c81909ffdb888a2d35189 elicitation completed
NER batch_69c022a8eccc8190837d4705670dc25e ner completed
NED1 batch_69c0a14a48948190bde99c4a97fe5fa0 ned_source_triple completed
Created at: March 22, 2026, 3:41 p.m.