Guadiamar River
E269253
The Guadiamar River is a watercourse in southern Spain known for flowing through Andalusia and for being the site of a major mining waste spill in 1998 that led to extensive environmental restoration efforts.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Guadalén River | 1 |
| Guadiamar River canonical | 1 |
| Río Guadiamar | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2338994 — 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: Guadiamar River Context triple: [Guadalquivir River, tributary, Guadiamar River]
-
A.
Guadalfeo River
The Guadalfeo River is a river in southern Spain that flows from the Sierra Nevada mountains through the province of Granada to the Mediterranean Sea.
-
B.
Alberche River
The Alberche River is a significant river in central Spain that flows through the provinces of Ávila, Madrid, and Toledo before joining the Tagus.
-
C.
Guadalmedina River
The Guadalmedina River is a short Mediterranean river in southern Spain that flows through the city of Málaga, historically shaping its urban layout and acting as a natural divider between districts.
-
D.
Gallego River
The Gallego River is a significant river in northeastern Spain that flows through the Aragon region before joining the Ebro River.
-
E.
Aragón River
The Aragón River is a significant river in northeastern Spain that flows through the Pyrenees and the town of Jaca before joining the Ebro River.
- 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: Guadiamar River Target entity description: The Guadiamar River is a watercourse in southern Spain known for flowing through Andalusia and for being the site of a major mining waste spill in 1998 that led to extensive environmental restoration efforts.
-
A.
Guadalfeo River
The Guadalfeo River is a river in southern Spain that flows from the Sierra Nevada mountains through the province of Granada to the Mediterranean Sea.
-
B.
Alberche River
The Alberche River is a significant river in central Spain that flows through the provinces of Ávila, Madrid, and Toledo before joining the Tagus.
-
C.
Guadalmedina River
The Guadalmedina River is a short Mediterranean river in southern Spain that flows through the city of Málaga, historically shaping its urban layout and acting as a natural divider between districts.
-
D.
Gallego River
The Gallego River is a significant river in northeastern Spain that flows through the Aragon region before joining the Ebro River.
-
E.
Aragón River
The Aragón River is a significant river in northeastern Spain that flows through the Pyrenees and the town of Jaca before joining the Ebro River.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| affectedBy | Aznalcóllar mine tailings dam failure ⓘ |
| country | Spain ⓘ |
| dateOfEvent | 1998 mining waste spill ⓘ |
| environmentalImpact |
contamination of agricultural land
ⓘ
damage to riparian ecosystems ⓘ |
| flowsNear | Doñana National Park ⓘ |
| flowsThrough |
province of Huelva
ⓘ
province of Seville ⓘ |
| hasConsequence |
creation of protected ecological corridor
ⓘ
strengthened environmental regulations in Spain ⓘ |
| hasEnvironmentalIssue |
heavy metal pollution
ⓘ
toxic sludge contamination ⓘ |
| hasNameInLanguage |
Guadiamar River
self-linksurface differs
ⓘ
surface form:
Río Guadiamar
|
| knownFor |
1998 mining waste spill
ⓘ
environmental restoration projects ⓘ |
| languageOfName | Spanish ⓘ |
| locatedIn |
Andalusia
ⓘ
southern Spain ⓘ |
| managedBy | Junta de Andalucía ⓘ |
| mouthOfWaterBody | Guadalquivir River ⓘ |
| near | Aznalcóllar ⓘ |
| partOf |
Guadalquivir River basin
ⓘ
surface form:
Guadalquivir basin
Iberian Peninsula river system ⓘ |
| restorationProgram |
Guadiamar Green Corridor
ⓘ
ecological restoration of riparian habitats ⓘ |
| subjectOf |
environmental impact studies
ⓘ
river restoration research ⓘ |
| tributaryOf | Guadalquivir River ⓘ |
| watercourseType | perennial river ⓘ |
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: Guadiamar River Description of subject: The Guadiamar River is a watercourse in southern Spain known for flowing through Andalusia and for being the site of a major mining waste spill in 1998 that led to extensive environmental restoration efforts.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Guadalén River
this entity surface form:
Río Guadiamar