Triple
T21546479
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pichi Picún Leufú Dam |
E531636
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Hidroeléctrica Piedra del Águila S.A. |
—
|
NE NERFINISHED |
How this triple was built (3 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: Hidroeléctrica Piedra del Águila S.A. | Statement: [Pichi Picún Leufú Dam, operator, Hidroeléctrica Piedra del Águila S.A.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hidroeléctrica Piedra del Águila S.A. Context triple: [Pichi Picún Leufú Dam, operator, Hidroeléctrica Piedra del Águila S.A.]
-
A.
Hidroelectrica
Hidroelectrica is Romania’s largest state-owned hydroelectric power producer and a key player in the country’s electricity generation sector.
-
B.
La Higuera hydroelectric power plant
La Higuera hydroelectric power plant is a Chilean hydropower station that forms part of the Tinguiririca hydroelectric complex, generating renewable electricity from the Tinguiririca River.
-
C.
El Cadillal hydroelectric plant
El Cadillal hydroelectric plant is a major hydroelectric power facility in Tucumán Province, Argentina, that generates electricity from the waters of the Salí River.
-
D.
Funil Hydroelectric Plant
The Funil Hydroelectric Plant is a Brazilian power station that generates electricity from the waters of the Paraíba do Sul River.
-
E.
Pilmaiquén hydropower plants
The Pilmaiquén hydropower plants are a group of hydroelectric facilities in southern Chile that generate renewable electricity by harnessing the flow of the Pilmaiquén River, a tributary of the Bueno River.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hidroeléctrica Piedra del Águila S.A. Target entity description: Hidroeléctrica Piedra del Águila S.A. is an Argentine energy company that operates major hydroelectric power plants in Patagonia.
-
A.
Hidroelectrica
Hidroelectrica is Romania’s largest state-owned hydroelectric power producer and a key player in the country’s electricity generation sector.
-
B.
La Higuera hydroelectric power plant
La Higuera hydroelectric power plant is a Chilean hydropower station that forms part of the Tinguiririca hydroelectric complex, generating renewable electricity from the Tinguiririca River.
-
C.
El Cadillal hydroelectric plant
El Cadillal hydroelectric plant is a major hydroelectric power facility in Tucumán Province, Argentina, that generates electricity from the waters of the Salí River.
-
D.
Funil Hydroelectric Plant
The Funil Hydroelectric Plant is a Brazilian power station that generates electricity from the waters of the Paraíba do Sul River.
-
E.
Pilmaiquén hydropower plants
The Pilmaiquén hydropower plants are a group of hydroelectric facilities in southern Chile that generate renewable electricity by harnessing the flow of the Pilmaiquén River, a tributary of the Bueno River.
- F. None of above. chosen
Provenance (2 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_69e0c45f17148190949c330ab9c27706 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69eeb58ef2548190a81ff51baba76e48 |
completed | April 27, 2026, 1:02 a.m. |
Created at: April 16, 2026, 6:28 p.m.