Triple

T17623163
Position Surface form Disambiguated ID Type / Status
Subject Paraná River hydroelectric system E429760 entity
Predicate includesReservoir P79074 FINISHED
Object Jupiá Reservoir — 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: Jupiá Reservoir | Statement: [Paraná River hydroelectric system, includesReservoir, Jupiá Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Jupiá Reservoir
Context triple: [Paraná River hydroelectric system, includesReservoir, Jupiá Reservoir]
  • A. Angostura Reservoir
    Angostura Reservoir is a man-made lake in South Dakota used primarily for irrigation, recreation, and wildlife habitat.
  • B. Alarcón Reservoir
    Alarcón Reservoir is a major artificial lake in Spain used for water storage, irrigation, and hydroelectric power generation along the Júcar River.
  • C. Itumbiara Reservoir
    Itumbiara Reservoir is a large artificial lake in Brazil created for hydroelectric power generation and water regulation on the Paranaíba River.
  • D. Jurumirim Reservoir
    Jurumirim Reservoir is a large artificial lake in the state of São Paulo, Brazil, known for hydroelectric power generation, water regulation, and recreational activities.
  • E. Itá Reservoir
    Itá Reservoir is an artificial lake in southern Brazil formed by the Itá Dam on the Uruguay River, used primarily for hydroelectric power generation and regional water management.
  • 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: Jupiá Reservoir
Target entity description: Jupiá Reservoir is a major artificial lake on the Paraná River in Brazil, created to support hydroelectric power generation and water regulation in the region.
  • A. Angostura Reservoir
    Angostura Reservoir is a man-made lake in South Dakota used primarily for irrigation, recreation, and wildlife habitat.
  • B. Alarcón Reservoir
    Alarcón Reservoir is a major artificial lake in Spain used for water storage, irrigation, and hydroelectric power generation along the Júcar River.
  • C. Itumbiara Reservoir
    Itumbiara Reservoir is a large artificial lake in Brazil created for hydroelectric power generation and water regulation on the Paranaíba River.
  • D. Jurumirim Reservoir
    Jurumirim Reservoir is a large artificial lake in the state of São Paulo, Brazil, known for hydroelectric power generation, water regulation, and recreational activities.
  • E. Itá Reservoir
    Itá Reservoir is an artificial lake in southern Brazil formed by the Itá Dam on the Uruguay River, used primarily for hydroelectric power generation and regional water management.
  • 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_69d889e37f308190a6aa0a69daff86c7 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e46dba664c81909dcaf44779db5565 completed April 19, 2026, 5:52 a.m.
Created at: April 10, 2026, 5:52 a.m.