Triple

T5545024
Position Surface form Disambiguated ID Type / Status
Subject Divisadero overlook E145384 entity
Predicate accessibleBy P1017 FINISHED
Object Chepe train E145382 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: Chepe train | Statement: [Divisadero overlook, accessibleBy, Chepe train]

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: Chepe train
Context triple: [Divisadero overlook, accessibleBy, Chepe train]
  • A. Chepe railway chosen
    The Chepe railway is a scenic passenger train route in northern Mexico that traverses the dramatic landscapes and deep gorges of the Copper Canyon.
  • B. Vespucio Norte Express
    Vespucio Norte Express is a major urban toll highway in Santiago, Chile, forming part of the city’s beltway system and facilitating high-capacity traffic flow around its northern sector.
  • C. Alausí Nariz del Diablo railway
    The Alausí Nariz del Diablo railway is a famous Ecuadorian mountain train route renowned for its dramatic switchbacks along steep cliffs and panoramic Andean views.
  • D. Arica–La Paz Railway
    The Arica–La Paz Railway is a historic trans-Andean rail line connecting the Chilean port city of Arica with Bolivia’s capital, La Paz, primarily built to facilitate Bolivian access to the Pacific Ocean.
  • E. Tucson Train
    "Tucson Train" is a song by Bruce Springsteen from his album *Western Stars*, reflecting themes of longing, change, and emotional renewal.
  • 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.