Triple
T17723342
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Treaty of Itaipu |
E442396
|
entity |
| Predicate | involvesInfrastructure |
P19374
|
FINISHED |
| Object | Itaipu Hydroelectric Power Plant |
—
|
NE NERFINISHED |
How this triple was built (2 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: Itaipu Hydroelectric Power Plant | Statement: [Treaty of Itaipu, involvesInfrastructure, Itaipu Hydroelectric Power Plant]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Itaipu Hydroelectric Power Plant Context triple: [Treaty of Itaipu, involvesInfrastructure, Itaipu Hydroelectric Power Plant]
-
A.
Itaipu Dam
chosen
Itaipu Dam is a massive hydroelectric power plant on the Brazil–Paraguay border, once the world’s largest in installed capacity and still one of the most important sources of renewable energy in South America.
-
B.
Funil Hydroelectric Plant
The Funil Hydroelectric Plant is a Brazilian power station that generates electricity from the waters of the Paraíba do Sul River.
-
C.
Yacyretá Dam
The Yacyretá Dam is a large hydroelectric power plant on the border between Argentina and Paraguay that generates electricity by harnessing the flow of the Paraná River.
-
D.
Maria Cristina Hydroelectric Plant
The Maria Cristina Hydroelectric Plant is a major hydroelectric power facility in the Philippines, known for harnessing the Maria Cristina Falls to supply electricity to Mindanao.
-
E.
Paulo Afonso Hydroelectric Complex
The Paulo Afonso Hydroelectric Complex is a major Brazilian hydroelectric power facility on the São Francisco River, known for its large cascade of dams and significant contribution to the country’s electricity supply.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8b9ec79688190b86bdcef85a7b3aa |
completed | April 10, 2026, 8:50 a.m. |
| NER | Named-entity recognition | batch_69e47487b4988190b14237a4e6376e9a |
completed | April 19, 2026, 6:21 a.m. |
Created at: April 10, 2026, 10:07 a.m.