Triple

T5545023
Position Surface form Disambiguated ID Type / Status
Subject Divisadero overlook E145384 entity
Predicate accessibleBy P1017 FINISHED
Object Ferrocarril Chihuahua al Pacífico E432972 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: Ferrocarril Chihuahua al Pacífico | Statement: [Divisadero overlook, accessibleBy, Ferrocarril Chihuahua al Pacífico]

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: Ferrocarril Chihuahua al Pacífico
Context triple: [Divisadero overlook, accessibleBy, Ferrocarril Chihuahua al Pacífico]
  • A. Ferrocarril Chihuahua al Pacífico chosen
    Ferrocarril Chihuahua al Pacífico is a scenic Mexican railway line, commonly known as "El Chepe," that traverses the Sierra Madre Occidental and the Copper Canyon region.
  • B. Kansas City Southern de México
    Kansas City Southern de México is a major Mexican railway company that operates freight rail services connecting key industrial regions in Mexico with the United States.
  • C. 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.
  • D. Atchison, Topeka and Santa Fe Railway
    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.
  • 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 (3 batches)

Stage Batch ID Job type Status
creating batch_69c008fb879c81909f5bfa56fadc1d46 elicitation completed
NER batch_69c01fcad7d88190b83bb4ecb3b34bfd ner completed
NED1 batch_69c059e39b7c81908c5eb3e940366562 ned_source_triple completed
Created at: March 22, 2026, 3:35 p.m.