Triple
T8353322
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Antofagasta plc |
E196614
|
entity |
| Predicate | foundedAs |
P364
|
FINISHED |
| Object | Antofagasta (Chili) and Bolivia Railway Company |
E313215
|
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: Antofagasta (Chili) and Bolivia Railway Company | Statement: [Antofagasta plc, foundedAs, Antofagasta (Chili) and Bolivia Railway Company]
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: Antofagasta (Chili) and Bolivia Railway Company Context triple: [Antofagasta plc, foundedAs, Antofagasta (Chili) and Bolivia Railway Company]
-
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.
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.
-
C.
Ferrocarril Central Andino
Ferrocarril Central Andino is a major Peruvian railway line that crosses the Andes, historically known for being one of the highest standard-gauge railways in the world and a key link between Lima and the country’s central highlands.
-
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.
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.
- 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_69ca82f08b348190bfb7881944bbff6f |
elicitation | completed |
| NER | batch_69cb804756088190a766e1a486ccfdff |
ner | completed |
| NED1 | batch_69cdc75e94288190ba1905dd4ca172dd |
ned_source_triple | completed |
Created at: March 30, 2026, 5:59 p.m.