Triple

T7301520
Position Surface form Disambiguated ID Type / Status
Subject Bueno River E167865 entity
Predicate hasHydropowerPlantOnTributary P15311 FINISHED
Object 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.
E655063 NE FINISHED

How this triple was built (5 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: Pilmaiquén hydropower plants | Statement: [Bueno River, hasHydropowerPlantOnTributary, Pilmaiquén hydropower plants]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pilmaiquén hydropower plants
Context triple: [Bueno River, hasHydropowerPlantOnTributary, Pilmaiquén hydropower plants]
  • A. Peligre hydroelectric plant
    The Peligre hydroelectric plant is a major dam and power station in Haiti that provides a significant portion of the country’s electricity by harnessing the flow of the Artibonite River.
  • B. Laja River hydroelectric plants
    The Laja River hydroelectric plants are a group of power-generating facilities on Chile’s Laja River that play a key role in supplying electricity to the Biobío region.
  • C. 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.
  • D. Ancoa hydropower plant
    The Ancoa hydropower plant is a hydroelectric facility that forms part of Chile’s Maule hydropower complex, contributing renewable electricity generation to the regional grid.
  • E. Canutillar hydropower plant
    The Canutillar hydropower plant is a hydroelectric facility in Chile that forms part of the larger Maule hydropower complex, contributing renewable energy to the national 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: Pilmaiquén hydropower plants
Triple: [Bueno River, hasHydropowerPlantOnTributary, Pilmaiquén hydropower plants]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pilmaiquén hydropower plants
Target entity description: 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.
  • A. Peligre hydroelectric plant
    The Peligre hydroelectric plant is a major dam and power station in Haiti that provides a significant portion of the country’s electricity by harnessing the flow of the Artibonite River.
  • B. Laja River hydroelectric plants
    The Laja River hydroelectric plants are a group of power-generating facilities on Chile’s Laja River that play a key role in supplying electricity to the Biobío region.
  • C. 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.
  • D. Ancoa hydropower plant
    The Ancoa hydropower plant is a hydroelectric facility that forms part of Chile’s Maule hydropower complex, contributing renewable electricity generation to the regional grid.
  • E. Canutillar hydropower plant
    The Canutillar hydropower plant is a hydroelectric facility in Chile that forms part of the larger Maule hydropower complex, contributing renewable energy to the national grid.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasHydropowerPlantOnTributary
Context triple: [Bueno River, hasHydropowerPlantOnTributary, Pilmaiquén hydropower plants]
  • A. isTributaryDamOf
    Indicates that a dam is constructed on and regulates the flow of a tributary river or stream relative to a main watercourse.
  • B. watercourseHasDam
    Indicates that a watercourse (such as a river or stream) has a dam constructed on or across it.
  • C. hasHydroelectricProject chosen
    Indicates that an entity is associated with, operates, or contains a hydroelectric power generation project.
  • D. isHydroelectricProjectOn
    Indicates that a hydroelectric project is located on or situated along a specified water body or site.
  • E. isMajorWatercourseOf
    Indicates that a watercourse is a primary or significant river or stream associated with, or flowing through, a particular geographic area or feature.
  • F. None of above.

Provenance (6 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_69c6888c820881909fc68f689fe1c251 completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6ebb09164819099c4479d48c1688a completed March 27, 2026, 8:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7e554833c8190ac124421379639bd completed March 28, 2026, 2:27 p.m.
NEDg Description generation batch_69c7e628b9e0819099fef480ea58973d completed March 28, 2026, 2:31 p.m.
NED2 Entity disambiguation (via description) batch_69c7e7582ab08190827bb04465297c7c completed March 28, 2026, 2:36 p.m.
PD Predicate disambiguation batch_69c6e76e67d88190bd3ca6864f45845a completed March 27, 2026, 8:24 p.m.
Created at: March 27, 2026, 3:01 p.m.