Triple

T6591629
Position Surface form Disambiguated ID Type / Status
Subject Río Maipo E159372 entity
Predicate hasHydropowerPlant P15311 FINISHED
Object 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.
E607855 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: Queltehues hydroelectric plant | Statement: [Río Maipo, hasHydropowerPlant, Queltehues hydroelectric plant]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Queltehues hydroelectric plant
Context triple: [Río Maipo, hasHydropowerPlant, Queltehues hydroelectric plant]
  • A. 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.
  • B. 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.
  • C. HidroAysén
    HidroAysén was a controversial large-scale hydroelectric project proposal in Chilean Patagonia that aimed to build multiple dams on remote rivers, sparking significant environmental and social opposition.
  • D. 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.
  • E. Machicura hydropower plant
    The Machicura hydropower plant is a hydroelectric facility in Chile that forms part of the larger Maule hydropower complex, contributing renewable energy generation to the regional power grid.
  • 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: Queltehues hydroelectric plant
Triple: [Río Maipo, hasHydropowerPlant, Queltehues hydroelectric plant]
Generated description
The Queltehues hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Queltehues hydroelectric plant
Target entity description: The Queltehues hydroelectric plant is a power-generating facility in Chile that harnesses the flow of the Maipo River to produce electricity.
  • A. 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.
  • B. 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.
  • C. HidroAysén
    HidroAysén was a controversial large-scale hydroelectric project proposal in Chilean Patagonia that aimed to build multiple dams on remote rivers, sparking significant environmental and social opposition.
  • D. 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.
  • E. Machicura hydropower plant
    The Machicura hydropower plant is a hydroelectric facility in Chile that forms part of the larger Maule hydropower complex, contributing renewable energy generation to the regional power grid.
  • 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_69c688366ce8819083f8883983c0df92 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6aece1f848190a11676e072afb002 completed March 27, 2026, 4:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6e42d6ba08190beccfad588594780 completed March 27, 2026, 8:10 p.m.
NEDg Description generation batch_69c6e7c75140819082a32e4662e0b07c completed March 27, 2026, 8:25 p.m.
NED2 Entity disambiguation (via description) batch_69c6e8881b848190bd6184aeaf311d24 completed March 27, 2026, 8:28 p.m.
Created at: March 27, 2026, 1:55 p.m.