Triple

T23267494
Position Surface form Disambiguated ID Type / Status
Subject Pilmaiquén River E588191 entity
Predicate hasHydroelectricPlant P15311 FINISHED
Object Ralco-Los Lagos hydroelectric facilities
The Ralco-Los Lagos hydroelectric facilities are a major complex of dams and power plants in southern Chile that harness the Pilmaiquén River to generate electricity for the national grid.
E1578362 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: Ralco-Los Lagos hydroelectric facilities | Statement: [Pilmaiquén River, hasHydroelectricPlant, Ralco-Los Lagos hydroelectric facilities]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ralco-Los Lagos hydroelectric facilities
Context triple: [Pilmaiquén River, hasHydroelectricPlant, Ralco-Los Lagos hydroelectric facilities]
  • A. Tinguiririca hydroelectric facilities
    The Tinguiririca hydroelectric facilities are a complex of power plants in central Chile that harness the flow of the Tinguiririca River to generate renewable electricity for the national grid.
  • B. Queltehues hydroelectric plant
    The Queltehues hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
  • C. Biobío River hydroelectric cascade
    The Biobío River hydroelectric cascade is a series of large hydroelectric power projects on Chile’s Biobío River that collectively generate significant electricity while being associated with major environmental and social impacts.
  • D. Comahue hydroelectric complex
    The Comahue hydroelectric complex is a major system of dams and power plants in Argentina’s Comahue region that harnesses the flow of rivers such as the Limay to generate electricity.
  • E. Maule hydropower complex
    The Maule hydropower complex is a system of hydroelectric facilities on Chile’s Maule River that generates electricity by harnessing the river’s flow.
  • 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: Ralco-Los Lagos hydroelectric facilities
Triple: [Pilmaiquén River, hasHydroelectricPlant, Ralco-Los Lagos hydroelectric facilities]
Generated description
The Ralco-Los Lagos hydroelectric facilities are a major complex of dams and power plants in southern Chile that harness the Pilmaiquén River to generate electricity for the national grid.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ralco-Los Lagos hydroelectric facilities
Target entity description: The Ralco-Los Lagos hydroelectric facilities are a major complex of dams and power plants in southern Chile that harness the Pilmaiquén River to generate electricity for the national grid.
  • A. Tinguiririca hydroelectric facilities
    The Tinguiririca hydroelectric facilities are a complex of power plants in central Chile that harness the flow of the Tinguiririca River to generate renewable electricity for the national grid.
  • B. Queltehues hydroelectric plant
    The Queltehues hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
  • C. Biobío River hydroelectric cascade
    The Biobío River hydroelectric cascade is a series of large hydroelectric power projects on Chile’s Biobío River that collectively generate significant electricity while being associated with major environmental and social impacts.
  • D. Comahue hydroelectric complex
    The Comahue hydroelectric complex is a major system of dams and power plants in Argentina’s Comahue region that harnesses the flow of rivers such as the Limay to generate electricity.
  • E. Maule hydropower complex
    The Maule hydropower complex is a system of hydroelectric facilities on Chile’s Maule River that generates electricity by harnessing the river’s flow.
  • 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_69e25d148adc819088efbf42672604e9 completed April 17, 2026, 4:17 p.m.
NER Named-entity recognition batch_69f19570fcc0819091df22140828155b completed April 29, 2026, 5:21 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c3f7451b08190ac86309ede7d8cd6 completed May 19, 2026, 10:46 a.m.
NEDg Description generation batch_6a0c405ca9e081908adeedd69acb8ed2 completed May 19, 2026, 10:50 a.m.
NED2 Entity disambiguation (via description) batch_6a0c443c4540819096f1a41d9c24a706 completed May 19, 2026, 11:06 a.m.
Created at: April 17, 2026, 4:38 p.m.