Marikina River
E261747
Marikina River is a major waterway in Metro Manila, Philippines, known for flowing through the city of Marikina and frequently causing floods in surrounding urban areas.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Marikina River canonical | 4 |
| Marikina River dike | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2369960 — 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: Marikina River Context triple: [Pasig River, hasTributary, Marikina River]
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A.
Pasig River
The Pasig River is a historically significant waterway in the Philippines that flows through Metro Manila, linking Laguna de Bay to Manila Bay and serving as a central feature of the capital’s urban landscape.
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B.
Pampanga River
The Pampanga River is a major river system in the Philippines that drains much of central Luzon, supporting extensive agriculture and communities along its floodplain.
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C.
Imus River
Imus River is a river in the province of Cavite in the Philippines that flows through several municipalities before emptying into Manila Bay.
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D.
Meycauayan River
Meycauayan River is a heavily polluted river in Bulacan, Philippines, known for flowing through industrial and residential areas before emptying into Manila Bay.
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E.
Cabanga
Cabanga is a coastal neighborhood and marina district in Recife, Brazil, known for its nautical activities and proximity to the city’s central area.
- 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: Marikina River Target entity description: Marikina River is a major waterway in Metro Manila, Philippines, known for flowing through the city of Marikina and frequently causing floods in surrounding urban areas.
-
A.
Pasig River
The Pasig River is a historically significant waterway in the Philippines that flows through Metro Manila, linking Laguna de Bay to Manila Bay and serving as a central feature of the capital’s urban landscape.
-
B.
Pampanga River
The Pampanga River is a major river system in the Philippines that drains much of central Luzon, supporting extensive agriculture and communities along its floodplain.
-
C.
Imus River
Imus River is a river in the province of Cavite in the Philippines that flows through several municipalities before emptying into Manila Bay.
-
D.
Meycauayan River
Meycauayan River is a heavily polluted river in Bulacan, Philippines, known for flowing through industrial and residential areas before emptying into Manila Bay.
-
E.
Cabanga
Cabanga is a coastal neighborhood and marina district in Recife, Brazil, known for its nautical activities and proximity to the city’s central area.
- F. None of above. chosen
Statements (46)
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: Marikina River Description of subject: Marikina River is a major waterway in Metro Manila, Philippines, known for flowing through the city of Marikina and frequently causing floods in surrounding urban areas.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Marikina River dike