Triple

T9299784
Position Surface form Disambiguated ID Type / Status
Subject Tâmega River E223728 entity
Predicate hasDam P8736 FINISHED
Object Gouvães Dam
Gouvães Dam is a hydroelectric dam in northern Portugal that forms part of the Tâmega River energy complex, contributing to regional power generation and water management.
 E792448 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: Gouvães Dam | Statement: [Tâmega River, hasDam, Gouvães Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Gouvães Dam
Context triple: [Tâmega River, hasDam, Gouvães Dam]
  • A. 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.
  • B. São Simão Dam
    São Simão Dam is a large hydroelectric power facility in Brazil known for generating electricity and forming the São Simão Reservoir on the Paranaíba River.
  • C. Santo Antônio Dam
    Santo Antônio Dam is a large hydroelectric power plant in Brazil, built on the Madeira River near Porto Velho to generate electricity as part of the Madeira River energy complex.
  • D. Foz do Chapecó Dam
    Foz do Chapecó Dam is a hydroelectric power plant and dam complex located on the Uruguay River in southern Brazil, known for its significant contribution to regional electricity generation.
  • E. Itumbiara Dam
    Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
  • 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: Gouvães Dam
Triple: [Tâmega River, hasDam, Gouvães Dam]
Generated description
Gouvães Dam is a hydroelectric dam in northern Portugal that forms part of the Tâmega River energy complex, contributing to regional power generation and water management.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Gouvães Dam
Target entity description: Gouvães Dam is a hydroelectric dam in northern Portugal that forms part of the Tâmega River energy complex, contributing to regional power generation and water management.
  • A. 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.
  • B. São Simão Dam
    São Simão Dam is a large hydroelectric power facility in Brazil known for generating electricity and forming the São Simão Reservoir on the Paranaíba River.
  • C. Santo Antônio Dam
    Santo Antônio Dam is a large hydroelectric power plant in Brazil, built on the Madeira River near Porto Velho to generate electricity as part of the Madeira River energy complex.
  • D. Foz do Chapecó Dam
    Foz do Chapecó Dam is a hydroelectric power plant and dam complex located on the Uruguay River in southern Brazil, known for its significant contribution to regional electricity generation.
  • E. Itumbiara Dam
    Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
  • 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_69ca8423edb08190bc0c91287a484768 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd08d070c881908bed41aada6f85ae completed April 1, 2026, noon
NED1 Entity disambiguation (via context triple) batch_69d0e3924df4819095490983615b2aae completed April 4, 2026, 10:10 a.m.
NEDg Description generation batch_69d0e502b68081909a9f9476421ba9b5 completed April 4, 2026, 10:16 a.m.
NED2 Entity disambiguation (via description) batch_69d0e5af7360819096c6295de0ce5f32 completed April 4, 2026, 10:19 a.m.
Created at: March 30, 2026, 7:36 p.m.