Great Ruaha River
E524988
The Great Ruaha River is a major river in south-central Tanzania that supports rich wildlife habitats and supplies vital water resources to surrounding ecosystems and communities.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Great Ruaha River canonical | 2 |
| Ruaha River | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4991891 — 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: Great Ruaha River Context triple: [Ruaha National Park, namedAfter, Great Ruaha River]
-
A.
Galana River
The Galana River is a major waterway in southeastern Kenya that flows through Tsavo National Park, supporting diverse wildlife and ecosystems before emptying into the Indian Ocean.
-
B.
Rawanduz River
The Rawanduz River is a mountain river in Iraqi Kurdistan known for flowing through deep gorges and scenic valleys before joining the Greater Zab.
-
C.
Tsavo River
The Tsavo River is a major waterway in southeastern Kenya that flows through the vast Tsavo ecosystem, supporting diverse wildlife and feeding into the Athi–Galana–Sabaki river system.
-
D.
Lukuga River
The Lukuga River is a major river in central Africa that drains Lake Tanganyika westward toward the Congo River basin.
-
E.
Ruvubu River
The Ruvubu River is a major East African river that flows through Burundi and Tanzania, forming part of the upper Nile basin.
- 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: Great Ruaha River Target entity description: The Great Ruaha River is a major river in south-central Tanzania that supports rich wildlife habitats and supplies vital water resources to surrounding ecosystems and communities.
-
A.
Galana River
The Galana River is a major waterway in southeastern Kenya that flows through Tsavo National Park, supporting diverse wildlife and ecosystems before emptying into the Indian Ocean.
-
B.
Rawanduz River
The Rawanduz River is a mountain river in Iraqi Kurdistan known for flowing through deep gorges and scenic valleys before joining the Greater Zab.
-
C.
Tsavo River
The Tsavo River is a major waterway in southeastern Kenya that flows through the vast Tsavo ecosystem, supporting diverse wildlife and feeding into the Athi–Galana–Sabaki river system.
-
D.
Lukuga River
The Lukuga River is a major river in central Africa that drains Lake Tanganyika westward toward the Congo River basin.
-
E.
Ruvubu River
The Ruvubu River is a major East African river that flows through Burundi and Tanzania, forming part of the upper Nile basin.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
river ⓘ |
| basinSize | approximately 68,000 square kilometres ⓘ |
| continent | Africa ⓘ |
| country | Tanzania ⓘ |
| drainageBasinCountry | Tanzania NERFINISHED ⓘ |
| ecoregion | Eastern miombo woodlands NERFINISHED ⓘ |
| flowsThrough |
Iringa Region
NERFINISHED
ⓘ
Mbeya Region NERFINISHED ⓘ Morogoro Region NERFINISHED ⓘ Ruaha National Park NERFINISHED ⓘ Usangu Plains NERFINISHED ⓘ |
| habitatFor |
Nile crocodile
NERFINISHED
ⓘ
antelope species ⓘ elephants ⓘ hippopotamus ⓘ numerous bird species ⓘ |
| hasIssue | seasonal drying in some reaches ⓘ |
| hasLength | approximately 475 km ⓘ |
| hasTributary |
Chimala River
NERFINISHED
ⓘ
Kimani River NERFINISHED ⓘ Little Ruaha River NERFINISHED ⓘ Luwumbu River NERFINISHED ⓘ Mbarali River NERFINISHED ⓘ Mkoji River NERFINISHED ⓘ Mlomboji River NERFINISHED ⓘ |
| importantFor |
biodiversity conservation
ⓘ
tourism in Tanzania ⓘ |
| locatedIn |
East Africa
NERFINISHED
ⓘ
south-central Tanzania NERFINISHED ⓘ |
| mouthLocation | Rufiji River NERFINISHED ⓘ |
| partOf |
Great Ruaha catchment
ⓘ
Rufiji River basin ⓘ |
| passesThroughProtectedArea | Ruaha National Park NERFINISHED ⓘ |
| sourceLocation |
poroto mountains
NERFINISHED
ⓘ
southern highlands of Tanzania ⓘ |
| supplies |
water for domestic use
ⓘ
water for hydropower generation ⓘ water for irrigation ⓘ water for livestock ⓘ |
| supports |
rich wildlife habitats
ⓘ
wetland ecosystems ⓘ |
| threatenedBy |
climate variability
ⓘ
upstream irrigation abstraction ⓘ water overuse ⓘ |
| usedBy |
agricultural sector
ⓘ
hydropower plants ⓘ local communities ⓘ |
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: Great Ruaha River Description of subject: The Great Ruaha River is a major river in south-central Tanzania that supports rich wildlife habitats and supplies vital water resources to surrounding ecosystems and communities.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ruaha River