Triple
T3354516
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cahora Bassa Dam |
E70573
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Hidroelectrica de Cahora Bassa
Hidroelectrica de Cahora Bassa is the Mozambican company that owns and manages one of Africa’s largest hydroelectric power schemes centered on the Cahora Bassa Dam.
|
E70573
|
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: Hidroelectrica de Cahora Bassa | Statement: [Cahora Bassa Dam, operator, Hidroelectrica de Cahora Bassa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hidroelectrica de Cahora Bassa Context triple: [Cahora Bassa Dam, operator, Hidroelectrica de Cahora Bassa]
-
A.
Cahora Bassa Dam
Cahora Bassa Dam is a major hydroelectric dam in Mozambique that forms one of Africa’s largest artificial lakes and supplies significant power to the region.
-
B.
Kariba Dam
Kariba Dam is a massive hydroelectric dam on the Zambezi River between Zambia and Zimbabwe, forming one of the world’s largest man-made lakes and serving as a key source of power for the region.
-
C.
Itaipu Dam
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.
-
D.
Batoka Gorge
Batoka Gorge is a steep, rugged chasm carved by the Zambezi River just downstream of Victoria Falls on the border between Zambia and Zimbabwe.
-
E.
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.
- 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: Hidroelectrica de Cahora Bassa Triple: [Cahora Bassa Dam, operator, Hidroelectrica de Cahora Bassa]
Generated description
Hidroelectrica de Cahora Bassa is the Mozambican company that owns and manages one of Africa’s largest hydroelectric power schemes centered on the Cahora Bassa Dam.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Hidroelectrica de Cahora Bassa Target entity description: Hidroelectrica de Cahora Bassa is the Mozambican company that owns and manages one of Africa’s largest hydroelectric power schemes centered on the Cahora Bassa Dam.
-
A.
Cahora Bassa Dam
chosen
Cahora Bassa Dam is a major hydroelectric dam in Mozambique that forms one of Africa’s largest artificial lakes and supplies significant power to the region.
-
B.
Kariba Dam
Kariba Dam is a massive hydroelectric dam on the Zambezi River between Zambia and Zimbabwe, forming one of the world’s largest man-made lakes and serving as a key source of power for the region.
-
C.
Itaipu Dam
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.
-
D.
Batoka Gorge
Batoka Gorge is a steep, rugged chasm carved by the Zambezi River just downstream of Victoria Falls on the border between Zambia and Zimbabwe.
-
E.
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.
- F. None of above.
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_69ad85a4ef7c8190a29e2bbd6fa454e4 |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb24036848190bac779d17dfdce3b |
completed | March 8, 2026, 5:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b367ebd33c8190956ddf7bc3f0563f |
completed | March 13, 2026, 1:27 a.m. |
| NEDg | Description generation | batch_69b36c6dde1c8190ae049bd59fa6101c |
completed | March 13, 2026, 1:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b36cd255508190847d6e017293558d |
completed | March 13, 2026, 1:48 a.m. |
Created at: March 8, 2026, 3:13 p.m.