Triple

T17623143
Position Surface form Disambiguated ID Type / Status
Subject Paraná River hydroelectric system E429760 entity
Predicate hasPart P35 FINISHED
Object Rosana Dam
Rosana Dam is a hydroelectric dam on the Paranapanema River in Brazil, used for generating electricity as part of the broader Paraná River basin power system.
E1287819 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: Rosana Dam | Statement: [Paraná River hydroelectric system, hasPart, Rosana Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rosana Dam
Context triple: [Paraná River hydroelectric system, hasPart, Rosana Dam]
  • A. Jupiá Dam
    Jupiá Dam is a major hydroelectric dam on the Paraná River in Brazil, contributing significantly to the region’s power generation within the broader Paraná River hydroelectric complex.
  • B. Don Pedro Dam
    Don Pedro Dam is a major embankment dam on the Tuolumne River in California, forming Don Pedro Reservoir and serving as a key source of water storage, hydroelectric power, and recreation in the region.
  • C. Barra Bonita Dam
    Barra Bonita Dam is a hydroelectric and navigation dam complex in the state of São Paulo, Brazil, known for regulating the Tietê River and forming the Barra Bonita Reservoir.
  • D. Arroyito Dam
    Arroyito Dam is a hydroelectric and flood-control dam located on Argentina’s Limay River in the Patagonia region.
  • E. Anzalduas Dam
    Anzalduas Dam is a diversion dam on the Rio Grande near the U.S.–Mexico border that helps control river flow and supports irrigation and flood management in the surrounding region.
  • 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: Rosana Dam
Triple: [Paraná River hydroelectric system, hasPart, Rosana Dam]
Generated description
Rosana Dam is a hydroelectric dam on the Paranapanema River in Brazil, used for generating electricity as part of the broader Paraná River basin power system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rosana Dam
Target entity description: Rosana Dam is a hydroelectric dam on the Paranapanema River in Brazil, used for generating electricity as part of the broader Paraná River basin power system.
  • A. Jupiá Dam
    Jupiá Dam is a major hydroelectric dam on the Paraná River in Brazil, contributing significantly to the region’s power generation within the broader Paraná River hydroelectric complex.
  • B. Don Pedro Dam
    Don Pedro Dam is a major embankment dam on the Tuolumne River in California, forming Don Pedro Reservoir and serving as a key source of water storage, hydroelectric power, and recreation in the region.
  • C. Barra Bonita Dam
    Barra Bonita Dam is a hydroelectric and navigation dam complex in the state of São Paulo, Brazil, known for regulating the Tietê River and forming the Barra Bonita Reservoir.
  • D. Arroyito Dam
    Arroyito Dam is a hydroelectric and flood-control dam located on Argentina’s Limay River in the Patagonia region.
  • E. Anzalduas Dam
    Anzalduas Dam is a diversion dam on the Rio Grande near the U.S.–Mexico border that helps control river flow and supports irrigation and flood management in the surrounding region.
  • 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_69d889e37f308190a6aa0a69daff86c7 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e46dba664c81909dcaf44779db5565 completed April 19, 2026, 5:52 a.m.
NED1 Entity disambiguation (via context triple) batch_6a02f82315408190acddb1bb68be7925 completed May 12, 2026, 9:51 a.m.
NEDg Description generation batch_6a02f8aafefc8190b9b0c8622960b69d completed May 12, 2026, 9:53 a.m.
NED2 Entity disambiguation (via description) batch_6a02f93053dc8190b0a2aa5ff7dd2019 completed May 12, 2026, 9:56 a.m.
Created at: April 10, 2026, 5:52 a.m.