Sado River
E818852
The Sado River is a major river in southwestern Portugal that flows through the Alentejo region to the Atlantic Ocean near Setúbal, known for its estuary, wetlands, and resident dolphin population.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sado River canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T8881719 — 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: Sado River Context triple: [Santiago do Cacém, locatedNear, Sado River]
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A.
Denwa River
The Denwa River is a central waterway in central India that flows through the Satpura region, supporting the rich wildlife and ecosystems of Satpura National Park.
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B.
Tuichi River
The Tuichi River is a waterway in northern Bolivia that flows through the biodiverse Madidi National Park before joining the Beni River in the Amazon Basin.
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C.
Akuta River
The Akuta River is a waterway located in Japan's Ibaraki Prefecture, contributing to the region's local drainage and landscape.
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D.
Dokawa River
Dokawa River is a river flowing through the city of Fukuchiyama in Kyoto Prefecture, Japan.
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E.
Takahashi River
The Takahashi River is a major river in Okayama Prefecture, Japan, flowing through cities such as Kurashiki before emptying into the Seto Inland 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: Sado River Target entity description: The Sado River is a major river in southwestern Portugal that flows through the Alentejo region to the Atlantic Ocean near Setúbal, known for its estuary, wetlands, and resident dolphin population.
-
A.
Denwa River
The Denwa River is a central waterway in central India that flows through the Satpura region, supporting the rich wildlife and ecosystems of Satpura National Park.
-
B.
Tuichi River
The Tuichi River is a waterway in northern Bolivia that flows through the biodiverse Madidi National Park before joining the Beni River in the Amazon Basin.
-
C.
Akuta River
The Akuta River is a waterway located in Japan's Ibaraki Prefecture, contributing to the region's local drainage and landscape.
-
D.
Dokawa River
Dokawa River is a river flowing through the city of Fukuchiyama in Kyoto Prefecture, Japan.
-
E.
Takahashi River
The Takahashi River is a major river in Okayama Prefecture, Japan, flowing through cities such as Kurashiki before emptying into the Seto Inland Sea.
- F. None of above. chosen
Statements (48)
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: Sado River Description of subject: The Sado River is a major river in southwestern Portugal that flows through the Alentejo region to the Atlantic Ocean near Setúbal, known for its estuary, wetlands, and resident dolphin population.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.