Triple
T22775758
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | São Simão Dam |
E563692
|
entity |
| Predicate | formsReservoir |
P11309
|
FINISHED |
| Object | São Simão Reservoir |
—
|
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: São Simão Reservoir | Statement: [São Simão Dam, formsReservoir, São Simão Reservoir]
Disambiguation candidates (2 decisions)
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: São Simão Reservoir Context triple: [São Simão Dam, formsReservoir, São Simão Reservoir]
-
A.
Guarapiranga Reservoir
Guarapiranga Reservoir is a large artificial lake in the southern part of São Paulo, Brazil, serving as an important source of water supply and a popular site for recreation and water sports.
-
B.
Barra Bonita Reservoir
Barra Bonita Reservoir is an artificial lake in the state of São Paulo, Brazil, created for hydroelectric power generation, navigation, and water regulation along the Tietê River.
-
C.
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.
-
D.
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.
-
E.
Cabril Reservoir
Cabril Reservoir is a major artificial lake in central Portugal, created by a dam on the Zêzere River and used for hydroelectric power generation, water storage, and recreation.
- 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: São Simão Reservoir Target entity description: São Simão Reservoir is a large artificial lake in Brazil created for hydroelectric power generation and water regulation.
-
A.
Guarapiranga Reservoir
Guarapiranga Reservoir is a large artificial lake in the southern part of São Paulo, Brazil, serving as an important source of water supply and a popular site for recreation and water sports.
-
B.
Barra Bonita Reservoir
Barra Bonita Reservoir is an artificial lake in the state of São Paulo, Brazil, created for hydroelectric power generation, navigation, and water regulation along the Tietê River.
-
C.
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.
-
D.
São Simão Dam
chosen
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.
-
E.
Cabril Reservoir
Cabril Reservoir is a major artificial lake in central Portugal, created by a dam on the Zêzere River and used for hydroelectric power generation, water storage, and recreation.
- F. None of above.
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.