Yewa River
E934570
The Yewa River is a waterway in southwestern Nigeria that flows through Ogun State and serves as one of the rivers draining into the Lagos Lagoon.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Yewa River canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11578715 — 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: Yewa River Context triple: [Lagos Lagoon, inflow, Yewa River]
-
A.
Alafia River
The Alafia River is a waterway in west-central Florida known for its scenic natural habitats, recreational activities like fishing and kayaking, and its role as a tributary of Tampa Bay.
-
B.
Yenge River
The Yenge River is a waterway in the Democratic Republic of the Congo that flows through the remote, biodiverse Salonga National Park in the central Congo Basin.
-
C.
Woluwe River
The Woluwe River is a small watercourse in the Brussels-Capital Region of Belgium that flows through several eastern suburbs and has given its name to nearby municipalities.
-
D.
Shule River
The Shule River is an inland river in northwestern China that flows from the Qilian Mountains across the Hexi Corridor, playing an important role in the region’s arid ecosystems and agriculture.
-
E.
Arize River
The Arize River is a watercourse in southwestern France that flows through the Pyrenean foothills, including the famous prehistoric site of the Grotte du Mas-d’Azil.
- 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: Yewa River Target entity description: The Yewa River is a waterway in southwestern Nigeria that flows through Ogun State and serves as one of the rivers draining into the Lagos Lagoon.
-
A.
Alafia River
The Alafia River is a waterway in west-central Florida known for its scenic natural habitats, recreational activities like fishing and kayaking, and its role as a tributary of Tampa Bay.
-
B.
Yenge River
The Yenge River is a waterway in the Democratic Republic of the Congo that flows through the remote, biodiverse Salonga National Park in the central Congo Basin.
-
C.
Woluwe River
The Woluwe River is a small watercourse in the Brussels-Capital Region of Belgium that flows through several eastern suburbs and has given its name to nearby municipalities.
-
D.
Shule River
The Shule River is an inland river in northwestern China that flows from the Qilian Mountains across the Hexi Corridor, playing an important role in the region’s arid ecosystems and agriculture.
-
E.
Arize River
The Arize River is a watercourse in southwestern France that flows through the Pyrenean foothills, including the famous prehistoric site of the Grotte du Mas-d’Azil.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Nigeria NERFINISHED ⓘ |
| continent | Africa ⓘ |
| country | Nigeria ⓘ |
| drainageType | coastal drainage ⓘ |
| drainsInto | Lagos Lagoon NERFINISHED ⓘ |
| emptiesInto | Atlantic Ocean via Lagos Lagoon ⓘ |
| flowsThrough | Ogun State NERFINISHED ⓘ |
| hasAlternativeName |
Egua River
NERFINISHED
ⓘ
Yewa NERFINISHED ⓘ Yewa Egua River NERFINISHED ⓘ |
| hasEcosystemType | tropical river ecosystem ⓘ |
| hasHydrologicalRole | contributes freshwater inflow to Lagos Lagoon ⓘ |
| languageRegion | Yewa Yoruba-speaking communities ⓘ |
| locatedIn |
Ogun State
NERFINISHED
ⓘ
Southwestern Nigeria NERFINISHED ⓘ |
| locatedNear | border between Nigeria and Benin ⓘ |
| mouth | Lagos Lagoon NERFINISHED ⓘ |
| partOf |
drainage basin of Lagos Lagoon
ⓘ
river systems of Nigeria ⓘ river systems of Ogun State ⓘ |
| region | Yewa area of Ogun State NERFINISHED ⓘ |
| usedFor |
domestic water supply
ⓘ
fishing ⓘ local transportation ⓘ |
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: Yewa River Description of subject: The Yewa River is a waterway in southwestern Nigeria that flows through Ogun State and serves as one of the rivers draining into the Lagos Lagoon.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.