Triple

T10071597
Position Surface form Disambiguated ID Type / Status
Subject São Francisco River E213640 entity
Predicate hasDam P8736 FINISHED
Object Itaparica Dam
Itaparica Dam is a large hydroelectric dam and reservoir complex on Brazil’s São Francisco River, primarily used for power generation and water regulation.
 E842835 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: Itaparica Dam | Statement: [São Francisco River, hasDam, Itaparica Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Itaparica Dam
Context triple: [São Francisco River, hasDam, Itaparica Dam]
  • A. 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.
  • B. Sobradinho Dam
    Sobradinho Dam is a large hydroelectric and flood-control dam on Brazil’s São Francisco River, notable for creating one of the world’s largest artificial reservoirs.
  • C. 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.
  • D. Três Marias Dam
    Três Marias Dam is a large hydroelectric and flood-control dam in Brazil that forms one of the country’s major reservoirs on the São Francisco River.
  • E. 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.
  • 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: Itaparica Dam
Triple: [São Francisco River, hasDam, Itaparica Dam]
Generated description
Itaparica Dam is a large hydroelectric dam and reservoir complex on Brazil’s São Francisco River, primarily used for power generation and water regulation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Itaparica Dam
Target entity description: Itaparica Dam is a large hydroelectric dam and reservoir complex on Brazil’s São Francisco River, primarily used for power generation and water regulation.
  • A. 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.
  • B. Sobradinho Dam
    Sobradinho Dam is a large hydroelectric and flood-control dam on Brazil’s São Francisco River, notable for creating one of the world’s largest artificial reservoirs.
  • C. 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.
  • D. Três Marias Dam
    Três Marias Dam is a large hydroelectric and flood-control dam in Brazil that forms one of the country’s major reservoirs on the São Francisco River.
  • E. 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.
  • 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_69ca839add308190b57d53b4ec21f2d0 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cdd01279388190b94c8def00425c78 completed April 2, 2026, 2:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69d2cbc0388c8190bc10d462068c9e38 completed April 5, 2026, 8:53 p.m.
NEDg Description generation batch_69d2cd242ed8819097895cb15cbb5d47 completed April 5, 2026, 8:59 p.m.
NED2 Entity disambiguation (via description) batch_69d2d1204f008190a9349c071c1e8d19 completed April 5, 2026, 9:16 p.m.
Created at: March 30, 2026, 8:59 p.m.