Nachtigal Hydropower Project
E652901
The Nachtigal Hydropower Project is a major hydroelectric dam and power station in Cameroon designed to significantly boost the country’s electricity generation capacity.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Nachtigal Hydropower Project canonical | 3 |
| Nachtigal Hydro Power Company | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7268068 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nachtigal Hydropower Project Context triple: [Sanaga River, hasHydroelectricProject, Nachtigal Hydropower Project]
-
A.
Karot Hydropower Project
The Karot Hydropower Project is a major run-of-river hydroelectric power plant on the Jhelum River in Pakistan, developed under the China–Pakistan Economic Corridor to boost the country’s electricity generation capacity.
-
B.
Shimsha Hydroelectric Project
Shimsha Hydroelectric Project is one of Karnataka’s early hydroelectric power stations, built on the Shimsha River to generate electricity using its water flow.
-
C.
Baspa II Hydroelectric Project
Baspa II Hydroelectric Project is a run-of-the-river hydroelectric power plant in Himachal Pradesh, India, that harnesses the Baspa River to generate electricity.
-
D.
Punatsangchhu-I Hydroelectric Project
Punatsangchhu-I Hydroelectric Project is a major run-of-the-river hydropower plant under construction in Bhutan, developed with Indian assistance to generate electricity for domestic use and export.
-
E.
Teesta V Hydroelectric Project
Teesta V Hydroelectric Project is a major hydroelectric power station in Sikkim, India, harnessing the Teesta River to generate electricity for the region.
- 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: Nachtigal Hydropower Project Target entity description: The Nachtigal Hydropower Project is a major hydroelectric dam and power station in Cameroon designed to significantly boost the country’s electricity generation capacity.
-
A.
Karot Hydropower Project
The Karot Hydropower Project is a major run-of-river hydroelectric power plant on the Jhelum River in Pakistan, developed under the China–Pakistan Economic Corridor to boost the country’s electricity generation capacity.
-
B.
Shimsha Hydroelectric Project
Shimsha Hydroelectric Project is one of Karnataka’s early hydroelectric power stations, built on the Shimsha River to generate electricity using its water flow.
-
C.
Baspa II Hydroelectric Project
Baspa II Hydroelectric Project is a run-of-the-river hydroelectric power plant in Himachal Pradesh, India, that harnesses the Baspa River to generate electricity.
-
D.
Punatsangchhu-I Hydroelectric Project
Punatsangchhu-I Hydroelectric Project is a major run-of-the-river hydropower plant under construction in Bhutan, developed with Indian assistance to generate electricity for domestic use and export.
-
E.
Teesta V Hydroelectric Project
Teesta V Hydroelectric Project is a major hydroelectric power station in Sikkim, India, harnessing the Teesta River to generate electricity for the region.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric dam
ⓘ
hydroelectric power station ⓘ |
| abbreviation |
NHPC
ⓘ
linked to:
NHPC Limited
|
| constructionMethod | public-private partnership ⓘ |
| constructionStart | 2019 ⓘ |
| country | Cameroon ⓘ |
| damType | roller-compacted concrete dam ⓘ |
| developer |
Nachtigal Hydro Power Company
ⓘ
linked to:
Nachtigal Hydropower Project
|
| energySource | hydropower ⓘ |
| environmentalMeasure |
biodiversity management plan
ⓘ
resettlement action plan ⓘ |
| estimatedCost |
approximately 1.2 billion euros
ⓘ
over 1.3 billion US dollars ⓘ |
| expectedAnnualGeneration | about 2.9 TWh ⓘ |
| expectedCommissioning | mid-2020s ⓘ |
| expectedContributionToNationalCapacity | around 30 percent of Cameroon’s installed capacity ⓘ |
| financier |
African Development Bank
ⓘ
Deutsche Investitions- und Entwicklungsgesellschaft ⓘ European Investment Bank ⓘ Proparco ⓘ World Bank Group ⓘ |
| gridConnectionVoltage | 225 kV ⓘ |
| impact |
improved reliability of electricity supply in Cameroon
ⓘ
increase in renewable share of Cameroon’s energy mix ⓘ reduction of thermal power generation ⓘ |
| installedCapacity | 420 MW ⓘ |
| locatedIn |
Central Region, Cameroon
ⓘ
linked to:
Central Region of Cameroon
|
| locatedOnRiver | Sanaga River ⓘ |
| majorityShareholder | Électricité de France ⓘ |
| nearCity | Yaoundé ⓘ |
| numberOfTurbines | 7 ⓘ |
| owner | Nachtigal Hydro Power Company ⓘ |
| powerPurchaseAgreementDuration | 35 years ⓘ |
| PPAWith |
ENEO Cameroon
ⓘ
linked to:
Eneo Cameroon
|
| purpose |
electricity generation
ⓘ
increase national power generation capacity ⓘ |
| regionServed | national grid of Cameroon ⓘ |
| regulator | Government of Cameroon ⓘ |
| sector | electric power ⓘ |
| shareholder |
International Finance Corporation
ⓘ
Republic of Cameroon ⓘ
linked to:
Cameroon
Électricité de France ⓘ |
| status | under construction ⓘ |
| technology | run-of-river with reservoir elements ⓘ |
| turbineCapacity | 60 MW ⓘ |
| turbineType | Francis turbine ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Nachtigal Hydropower Project Description of subject: The Nachtigal Hydropower Project is a major hydroelectric dam and power station in Cameroon designed to significantly boost the country’s electricity generation capacity.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Nachtigal Hydropower Project