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.
Hidroeléctrica Piedra del Águila S.A. is an Argentine energy company that operates major hydroelectric power plants in Patagonia.
E1490721 NE FINISHED

How this triple was built (4 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.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Hidroeléctrica Piedra del Águila S.A.
Triple: [Pichi Picún Leufú Dam, operator, Hidroeléctrica Piedra del Águila S.A.]
Generated description
Hidroeléctrica Piedra del Águila S.A. is an Argentine energy company that operates major hydroelectric power plants in Patagonia.
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 (5 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.
NED1 Entity disambiguation (via context triple) batch_6a09eedd845c819082acae7e6cd29f56 completed May 17, 2026, 4:37 p.m.
NEDg Description generation batch_6a09ef7271e081908a1cd70297376ae3 completed May 17, 2026, 4:40 p.m.
NED2 Entity disambiguation (via description) batch_6a09f00ec300819082ee644a512a9cdf completed May 17, 2026, 4:42 p.m.
Created at: April 16, 2026, 6:28 p.m.