Lagoon of Cotonou
E355881
The Lagoon of Cotonou is a coastal waterway in southern Benin that separates parts of the city of Cotonou from the Atlantic Ocean and serves as an important ecological and economic zone.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lagoon of Cotonou canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3406742 — 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: Lagoon of Cotonou Context triple: [Cotonou, traversedBy, Lagoon of Cotonou]
-
A.
Bight of Benin
The Bight of Benin is a broad bay on the West African coast along the Gulf of Guinea, bordered by countries such as Ghana, Togo, Benin, and Nigeria and historically known for its role in the transatlantic slave trade.
-
B.
Lagos Lagoon
Lagos Lagoon is a large coastal lagoon in southwestern Nigeria that forms part of the Lagos harbor system and plays a central role in the region’s transportation, commerce, and ecology.
-
C.
Senegal River Delta
The Senegal River Delta is a coastal wetland region in northwest Africa where the Senegal River meets the Atlantic Ocean, known for its rich biodiversity, migratory bird habitats, and important agricultural lands.
-
D.
Malian Gulf
The Malian Gulf is a coastal inlet of the Aegean Sea in central Greece, historically significant in ancient Greek maritime and military activity.
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E.
Ébrié Lagoon
Ébrié Lagoon is a large coastal lagoon in southern Côte d'Ivoire that forms the aquatic backdrop to Abidjan and serves as a key hub for fishing, transport, and urban life.
- 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: Lagoon of Cotonou Target entity description: The Lagoon of Cotonou is a coastal waterway in southern Benin that separates parts of the city of Cotonou from the Atlantic Ocean and serves as an important ecological and economic zone.
-
A.
Bight of Benin
The Bight of Benin is a broad bay on the West African coast along the Gulf of Guinea, bordered by countries such as Ghana, Togo, Benin, and Nigeria and historically known for its role in the transatlantic slave trade.
-
B.
Lagos Lagoon
Lagos Lagoon is a large coastal lagoon in southwestern Nigeria that forms part of the Lagos harbor system and plays a central role in the region’s transportation, commerce, and ecology.
-
C.
Senegal River Delta
The Senegal River Delta is a coastal wetland region in northwest Africa where the Senegal River meets the Atlantic Ocean, known for its rich biodiversity, migratory bird habitats, and important agricultural lands.
-
D.
Malian Gulf
The Malian Gulf is a coastal inlet of the Aegean Sea in central Greece, historically significant in ancient Greek maritime and military activity.
-
E.
Ébrié Lagoon
Ébrié Lagoon is a large coastal lagoon in southern Côte d'Ivoire that forms the aquatic backdrop to Abidjan and serves as a key hub for fishing, transport, and urban life.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
coastal waterway
ⓘ
lagoon ⓘ |
| adjacentTo | urban areas of Cotonou ⓘ |
| borderedBy |
Cotonou
ⓘ
surface form:
city of Cotonou
|
| connectedTo | Atlantic Ocean ⓘ |
| continent | Africa ⓘ |
| country | Benin ⓘ |
| environmentalIssue |
pollution from urban runoff
ⓘ
pressure from urbanization ⓘ |
| hasClimate | tropical climate ⓘ |
| hasEcologicalRole |
important habitat for aquatic species
ⓘ
nursery area for fish ⓘ |
| hasEconomicRole |
supports informal commerce
ⓘ
supports local fisheries ⓘ |
| hasFunction | acts as a buffer between Cotonou and the Atlantic Ocean ⓘ |
| hasMouthPosition | near the city center of Cotonou ⓘ |
| hasNavigationType | used by small boats and pirogues ⓘ |
| hydrologicalType | brackish water body ⓘ |
| locatedIn |
Cotonou
ⓘ
southern Benin ⓘ |
| locatedInTimeZone | UTC+1 ⓘ |
| locatedOn | Atlantic coast of Benin ⓘ |
| partOf |
Guinean Gulf coastal ecosystems
ⓘ
coastal lagoon system of Benin ⓘ |
| separates | parts of Cotonou from the Atlantic Ocean ⓘ |
| usedFor |
fishing
ⓘ
small‑scale trade ⓘ subsistence activities ⓘ 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: Lagoon of Cotonou Description of subject: The Lagoon of Cotonou is a coastal waterway in southern Benin that separates parts of the city of Cotonou from the Atlantic Ocean and serves as an important ecological and economic zone.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.