Triple

T11617193
Position Surface form Disambiguated ID Type / Status
Subject Ollagüe E275537 entity
Predicate transportConnection P1298 FINISHED
Object Antofagasta–Uyuni railway E313215 NE FINISHED

How this triple was built (2 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Antofagasta–Uyuni railway | Statement: [Ollagüe, transportConnection, Antofagasta–Uyuni railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Antofagasta–Uyuni railway
Context triple: [Ollagüe, transportConnection, Antofagasta–Uyuni railway]
  • A. Antofagasta–Bolivia Railway chosen
    The Antofagasta–Bolivia Railway is a historic trans-Andean rail line linking Chile’s Pacific coast with Bolivia’s interior, primarily built to transport minerals from the Andean region to port.
  • B. Tacna–Arica railway
    The Tacna–Arica railway is a historic international rail line connecting the Peruvian city of Tacna with the Chilean port of Arica across the Atacama Desert.
  • C. 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.
  • D. Chepe railway
    The Chepe railway is a scenic passenger train route in northern Mexico that traverses the dramatic landscapes and deep gorges of the Copper Canyon.
  • E. former Valparaíso–Santiago railway
    The former Valparaíso–Santiago railway was a historic Chilean rail line that once connected the coastal city of Valparaíso with the capital Santiago, serving as a key transportation corridor across central Chile.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d6aaf84b548190ac072e4fb89ae18f completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a047758081908191c1d564409d9a completed April 10, 2026, 7:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69ee872ee03481908a9d779a44ec5236 completed April 26, 2026, 9:44 p.m.
Created at: April 8, 2026, 9:38 p.m.