Guadiana Basin
E222493
The Guadiana Basin is a major river basin of the Iberian Peninsula, draining parts of central and southwestern Spain and Portugal through the course of the Guadiana River.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Guadiana River basin | 3 |
| Guadiana river basin | 2 |
| Guadiana Basin canonical | 1 |
| Guadiana River valley | 1 |
| Guadiana Valley | 1 |
| Guadiana basin | 1 |
| Guadiana valley | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1957159 — 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: Guadiana Basin Context triple: [Meseta Central, contains, Guadiana Basin]
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A.
Duero Basin
The Duero Basin is a large sedimentary basin in the northwest of the Iberian Peninsula, drained by the Duero River and forming one of Spain’s principal agricultural and geographic regions.
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B.
Tagus Basin
The Tagus Basin is the extensive river basin encompassing the catchment area of the Tagus River across central Spain and Portugal, supporting major cities, agriculture, and hydroelectric infrastructure.
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C.
Ebro Delta
The Ebro Delta is a large wetland and river delta in northeastern Spain known for its rich biodiversity, rice fields, and important bird habitats along the Mediterranean coast.
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D.
Guadiana River
The Guadiana River is a major waterway of the Iberian Peninsula that flows through Spain and Portugal, forming part of their border before emptying into the Atlantic Ocean.
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E.
Llobregat basin
The Llobregat basin is a river drainage basin in Catalonia, Spain, centered on the Llobregat River and encompassing a range of towns and agricultural and industrial areas before the river reaches the Mediterranean Sea.
- 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: Guadiana Basin Target entity description: The Guadiana Basin is a major river basin of the Iberian Peninsula, draining parts of central and southwestern Spain and Portugal through the course of the Guadiana River.
-
A.
Duero Basin
The Duero Basin is a large sedimentary basin in the northwest of the Iberian Peninsula, drained by the Duero River and forming one of Spain’s principal agricultural and geographic regions.
-
B.
Tagus Basin
The Tagus Basin is the extensive river basin encompassing the catchment area of the Tagus River across central Spain and Portugal, supporting major cities, agriculture, and hydroelectric infrastructure.
-
C.
Ebro Delta
The Ebro Delta is a large wetland and river delta in northeastern Spain known for its rich biodiversity, rice fields, and important bird habitats along the Mediterranean coast.
-
D.
Guadiana River
The Guadiana River is a major waterway of the Iberian Peninsula that flows through Spain and Portugal, forming part of their border before emptying into the Atlantic Ocean.
-
E.
Llobregat basin
The Llobregat basin is a river drainage basin in Catalonia, Spain, centered on the Llobregat River and encompassing a range of towns and agricultural and industrial areas before the river reaches the Mediterranean Sea.
- F. None of above. chosen
Statements (49)
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: Guadiana Basin Description of subject: The Guadiana Basin is a major river basin of the Iberian Peninsula, draining parts of central and southwestern Spain and Portugal through the course of the Guadiana River.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Guadiana River valley
this entity surface form:
Guadiana river basin
this entity surface form:
Guadiana River basin
this entity surface form:
Guadiana valley
this entity surface form:
Guadiana River basin
this entity surface form:
Guadiana basin
this entity surface form:
Guadiana Valley
this entity surface form:
Guadiana River basin
this entity surface form:
Guadiana river basin