Roseires Dam
E197106
Roseires Dam is a major hydroelectric and irrigation dam on the Blue Nile in Sudan, crucial for water storage, power generation, and flood control in the region.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Roseires Dam canonical | 8 |
| Roseires Dam heightening project | 1 |
| Roseires Dam project | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1740235 — 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: Roseires Dam Context triple: [Blue Nile, hasDam, Roseires Dam]
-
A.
Betania Dam
Betania Dam is a major hydroelectric dam and reservoir in Colombia, known for generating power and supporting irrigation and aquaculture in the Huila region.
-
B.
Jebba Dam
Jebba Dam is a major hydroelectric power facility in Nigeria that harnesses the flow of the Niger River to generate electricity and support regional water management.
-
C.
Itezhi-Tezhi Dam
Itezhi-Tezhi Dam is a major hydroelectric and water-regulation dam in Zambia that helps control flows and generate power along the Kafue River system, a key tributary of the Zambezi.
-
D.
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.
-
E.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
- 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: Roseires Dam Target entity description: Roseires Dam is a major hydroelectric and irrigation dam on the Blue Nile in Sudan, crucial for water storage, power generation, and flood control in the region.
-
A.
Betania Dam
Betania Dam is a major hydroelectric dam and reservoir in Colombia, known for generating power and supporting irrigation and aquaculture in the Huila region.
-
B.
Jebba Dam
Jebba Dam is a major hydroelectric power facility in Nigeria that harnesses the flow of the Niger River to generate electricity and support regional water management.
-
C.
Itezhi-Tezhi Dam
Itezhi-Tezhi Dam is a major hydroelectric and water-regulation dam in Zambia that helps control flows and generate power along the Kafue River system, a key tributary of the Zambezi.
-
D.
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.
-
E.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
embankment dam
ⓘ
gravity dam ⓘ hydroelectric dam ⓘ |
| associatedCity | Ad-Damazin ⓘ |
| constructionContractor | Italian companies consortium ⓘ |
| constructionStartDate | 1961 ⓘ |
| continent | Africa ⓘ |
| country | Sudan ⓘ |
| damTypeDetail | combined concrete buttress and earth-fill structure ⓘ |
| downstreamFrom | Ethiopian border ⓘ |
| expansionProject | height-raising project completed in the 2010s ⓘ |
| hasFunction | regulation of Blue Nile flow ⓘ |
| hasPowerPlant | Roseires Hydropower Plant ⓘ |
| hasSpillway | yes ⓘ |
| height | 68 meters ⓘ |
| heightAfterRaising | 78 meters ⓘ |
| impact |
enhanced hydropower generation potential
ⓘ
improved dry-season irrigation supply ⓘ increased storage capacity after raising ⓘ |
| installedCapacity | approximately 280 megawatts ⓘ |
| length | 25 kilometers ⓘ |
| locatedInDrainageBasin | Eastern Nile sub-basin ⓘ |
| locatedInRegion | Sennar State ⓘ |
| locatedNear |
Ad-Damazin
ⓘ
Roseires ⓘ |
| locatedOnRiver | Blue Nile ⓘ |
| locatedUpstreamOf | Khartoum ⓘ |
| nearBorderWith | Ethiopia ⓘ |
| numberOfSpillwayGates | multiple radial gates ⓘ |
| openingDate | 1966 ⓘ |
| operator | Sudanese hydropower authorities ⓘ |
| owner | Government of Sudan ⓘ |
| partOf | Sudan national power grid ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ irrigation ⓘ water storage ⓘ |
| reservoirCapacity | about 7.4 billion cubic meters ⓘ |
| reservoirName | Roseires Reservoir ⓘ |
| riverBasin | Nile Basin ⓘ |
| significance |
important for flood mitigation along the Blue Nile
ⓘ
key infrastructure for Sudanese agriculture ⓘ major component of Sudan’s water resources management ⓘ |
| status | operational ⓘ |
| supportsIrrigationScheme |
Gezira Scheme
ⓘ
Rahad irrigation projects ⓘ |
| upstreamFrom | Sennar Dam ⓘ |
| watercourse | Blue Nile ⓘ |
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: Roseires Dam Description of subject: Roseires Dam is a major hydroelectric and irrigation dam on the Blue Nile in Sudan, crucial for water storage, power generation, and flood control in the region.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Roseires Dam
linked to: Roseires Dam