Triple
T20382014
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Angostura Dam |
E497857
|
entity |
| Predicate | reservoirName |
P13043
|
FINISHED |
| Object | La Angostura Reservoir |
—
|
NE NERFINISHED |
How this triple was built (3 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: La Angostura Reservoir | Statement: [Angostura Dam, reservoirName, La Angostura Reservoir]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: La Angostura Reservoir Context triple: [Angostura Dam, reservoirName, La Angostura Reservoir]
-
A.
Angostura Reservoir
Angostura Reservoir is a man-made lake in South Dakota used primarily for irrigation, recreation, and wildlife habitat.
-
B.
Jupiá Reservoir
Jupiá Reservoir is a major artificial lake on the Paraná River in Brazil, created to support hydroelectric power generation and water regulation in the region.
-
C.
Embalse de Guri
Embalse de Guri is one of the world’s largest artificial lakes, formed by the Guri Dam on the Caroní River in Venezuela and serving as a major source of hydroelectric power for the country.
-
D.
Chicoasén Reservoir
Chicoasén Reservoir is a large artificial lake in Chiapas, Mexico, formed by the Chicoasén Dam on the Grijalva River and used primarily for hydroelectric power generation and water management.
-
E.
Cúber reservoir
Cúber reservoir is an artificial mountain lake in Mallorca, Spain, known for supplying water to the island and for its scenic setting in the Serra de Tramuntana.
- 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: La Angostura Reservoir Target entity description: La Angostura Reservoir is a large artificial lake in Chiapas, Mexico, created by the Angostura Dam and used primarily for hydroelectric power generation, irrigation, and flood control.
-
A.
Angostura Reservoir
Angostura Reservoir is a man-made lake in South Dakota used primarily for irrigation, recreation, and wildlife habitat.
-
B.
Jupiá Reservoir
Jupiá Reservoir is a major artificial lake on the Paraná River in Brazil, created to support hydroelectric power generation and water regulation in the region.
-
C.
Embalse de Guri
Embalse de Guri is one of the world’s largest artificial lakes, formed by the Guri Dam on the Caroní River in Venezuela and serving as a major source of hydroelectric power for the country.
-
D.
Chicoasén Reservoir
Chicoasén Reservoir is a large artificial lake in Chiapas, Mexico, formed by the Chicoasén Dam on the Grijalva River and used primarily for hydroelectric power generation and water management.
-
E.
Cúber reservoir
Cúber reservoir is an artificial mountain lake in Mallorca, Spain, known for supplying water to the island and for its scenic setting in the Serra de Tramuntana.
- F. None of above. chosen
Provenance (2 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_69e0b4a5b7908190a972e4e7e698ae94 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e678b0ee708190bdbe4aab28a61525 |
completed | April 20, 2026, 7:04 p.m. |
Created at: April 16, 2026, 11:27 a.m.