Douro basin
E223726
The Douro basin is the extensive river catchment area in the Iberian Peninsula that collects the waters of the Douro River and its tributaries across Spain and Portugal.
All labels observed (8)
| Label | Occurrences |
|---|---|
| Douro River basin | 5 |
| Douro river basin | 4 |
| Douro basin canonical | 3 |
| Bacia do Douro | 1 |
| Douro | 1 |
| Douro River system | 1 |
| Douro River watershed | 1 |
| Douro watershed | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1995543 — 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: Douro basin Context triple: [Douro River, drainageBasin, Douro basin]
-
A.
Covas do Douro
Covas do Douro is a civil parish in northern Portugal’s Douro Valley, known for its wine-producing landscape and inclusion in the municipality of Sabrosa.
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B.
Douro River
The Douro River is one of the major rivers of the Iberian Peninsula, flowing from northern Spain through Portugal to the Atlantic Ocean and famed for the terraced vineyards of the Port wine region along its banks.
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C.
Douro Demarcated Region
The Douro Demarcated Region is a historic wine-producing area in northern Portugal, renowned as one of the world’s oldest demarcated wine regions and the birthplace of Port wine.
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D.
Miranda do Douro
Miranda do Douro is a municipality in northeastern Portugal known for its distinct cultural identity, including the official regional use of the Mirandese language.
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E.
Viseu
Viseu is a historic inland city in central Portugal known for its well-preserved medieval center, wine production, and cultural heritage.
- 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: Douro basin Target entity description: The Douro basin is the extensive river catchment area in the Iberian Peninsula that collects the waters of the Douro River and its tributaries across Spain and Portugal.
-
A.
Covas do Douro
Covas do Douro is a civil parish in northern Portugal’s Douro Valley, known for its wine-producing landscape and inclusion in the municipality of Sabrosa.
-
B.
Douro River
The Douro River is one of the major rivers of the Iberian Peninsula, flowing from northern Spain through Portugal to the Atlantic Ocean and famed for the terraced vineyards of the Port wine region along its banks.
-
C.
Douro Demarcated Region
The Douro Demarcated Region is a historic wine-producing area in northern Portugal, renowned as one of the world’s oldest demarcated wine regions and the birthplace of Port wine.
-
D.
Miranda do Douro
Miranda do Douro is a municipality in northeastern Portugal known for its distinct cultural identity, including the official regional use of the Mirandese language.
-
E.
Viseu
Viseu is a historic inland city in central Portugal known for its well-preserved medieval center, wine production, and cultural heritage.
- F. None of above. chosen
Statements (51)
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: Douro basin Description of subject: The Douro basin is the extensive river catchment area in the Iberian Peninsula that collects the waters of the Douro River and its tributaries across Spain and Portugal.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Douro basin
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linked to: Douro basin
linked to: Douro basin
linked to: Douro basin
linked to: Douro basin
linked to: Douro basin
linked to: Douro basin
linked to: Douro basin
linked to: Douro basin
linked to: Douro basin