Triple
T22775764
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | São Simão Dam |
E563692
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Furnas Centrais Elétricas |
—
|
NE NERFINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Furnas Centrais Elétricas | Statement: [São Simão Dam, operator, Furnas Centrais Elétricas]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Furnas Centrais Elétricas Context triple: [São Simão Dam, operator, Furnas Centrais Elétricas]
-
A.
Furnas Centrais Elétricas
chosen
Furnas Centrais Elétricas is a major Brazilian state-controlled electric utility company focused on the generation and transmission of hydroelectric power.
-
B.
Eletrosul
Eletrosul is a Brazilian state-owned electric power company focused on generation and transmission in the southern region of Brazil.
-
C.
Eletrobras
Eletrobras is Brazil’s largest electric utility company, primarily state-controlled and a major player in power generation and transmission across the country.
-
D.
Santo Antônio Energia
Santo Antônio Energia is a Brazilian energy company responsible for operating and managing the Santo Antônio hydroelectric power plant on the Madeira River.
-
E.
Companhia Energética de São Paulo
Companhia Energética de São Paulo is a Brazilian electric power company that operates hydroelectric facilities and related energy infrastructure in the state of São Paulo.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69e24554497c819080b996e071de27c2 |
elicitation | completed |
| NER | batch_69f17b61acf881909d9f54e0966ee3cc |
ner | completed |
Created at: April 17, 2026, 3:28 p.m.