Agusan River
E471394
The Agusan River is one of the longest and most significant rivers in Mindanao, Philippines, flowing through the Caraga (Region XIII) area and supporting its ecosystems, agriculture, and settlements.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Agusan River canonical | 4 |
| Agusan River basin | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4725586 — 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: Agusan River Context triple: [Region XIII, hasMajorRiver, Agusan River]
-
A.
Pagsanjan River
The Pagsanjan River is a river in the province of Laguna, Philippines, best known for its scenic gorge and the popular Pagsanjan Falls boat-ride attraction.
-
B.
Magat River
Magat River is a major river in the northern Philippines known for the Magat Dam, one of the country’s largest hydroelectric and irrigation projects.
-
C.
Ilagan River
The Ilagan River is a significant waterway in the Philippines’ Isabela province, known for draining the Sierra Madre mountains and supporting local agriculture and communities before joining the Cagayan River.
-
D.
Iloilo River
The Iloilo River is a significant waterway in the Philippines’ Western Visayas region, flowing through Iloilo City and serving as an important ecological, economic, and cultural resource.
-
E.
Tarlac River
Tarlac River is a significant river in the Philippine province of Tarlac that drains agricultural plains before joining the larger Agno River system.
- 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: Agusan River Target entity description: The Agusan River is one of the longest and most significant rivers in Mindanao, Philippines, flowing through the Caraga (Region XIII) area and supporting its ecosystems, agriculture, and settlements.
-
A.
Pagsanjan River
The Pagsanjan River is a river in the province of Laguna, Philippines, best known for its scenic gorge and the popular Pagsanjan Falls boat-ride attraction.
-
B.
Magat River
Magat River is a major river in the northern Philippines known for the Magat Dam, one of the country’s largest hydroelectric and irrigation projects.
-
C.
Ilagan River
The Ilagan River is a significant waterway in the Philippines’ Isabela province, known for draining the Sierra Madre mountains and supporting local agriculture and communities before joining the Cagayan River.
-
D.
Iloilo River
The Iloilo River is a significant waterway in the Philippines’ Western Visayas region, flowing through Iloilo City and serving as an important ecological, economic, and cultural resource.
-
E.
Tarlac River
Tarlac River is a significant river in the Philippine province of Tarlac that drains agricultural plains before joining the larger Agno River system.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedProtectedArea | Agusan Marsh Wildlife Sanctuary NERFINISHED ⓘ |
| basinSize | approximately 11,900 square kilometers ⓘ |
| continent | Asia ⓘ |
| country | Philippines ⓘ |
| dischargesInto |
Bohol Sea
NERFINISHED
ⓘ
Butuan Bay NERFINISHED ⓘ |
| drainageBasin | Agusan River Basin NERFINISHED ⓘ |
| ecologicalRole |
floodplain formation
ⓘ
habitat for freshwater species ⓘ habitat for migratory birds ⓘ |
| economicRole |
fishing ground
ⓘ
irrigation source ⓘ transportation route ⓘ |
| flowsThrough |
Agusan del Norte
NERFINISHED
ⓘ
Agusan del Sur NERFINISHED ⓘ Butuan City NERFINISHED ⓘ Caraga Region NERFINISHED ⓘ |
| hasFloodplain | Agusan Marsh floodplain ⓘ |
| hasTributary |
Adgaoan River
NERFINISHED
ⓘ
Andanan River NERFINISHED ⓘ Kahugpongan River NERFINISHED ⓘ Kambujan River NERFINISHED ⓘ Kasilayan River NERFINISHED ⓘ Libang River NERFINISHED ⓘ Ojot River NERFINISHED ⓘ Simulao River NERFINISHED ⓘ Umayam River NERFINISHED ⓘ Wawa River NERFINISHED ⓘ |
| languageRegion |
Butuanon-speaking areas
ⓘ
Cebuano-speaking areas ⓘ |
| length | approximately 349 kilometers ⓘ |
| locatedIn |
Agusan River Basin
NERFINISHED
ⓘ
Caraga Region NERFINISHED ⓘ Mindanao NERFINISHED ⓘ Region XIII NERFINISHED ⓘ |
| majorCityOnRiver | Butuan City NERFINISHED ⓘ |
| mouth |
Bohol Sea
NERFINISHED
ⓘ
Butuan Bay NERFINISHED ⓘ |
| passesThrough | Agusan Marsh Wildlife Sanctuary NERFINISHED ⓘ |
| regionImportance |
major river of Caraga Region
ⓘ
one of the longest rivers in Mindanao ⓘ |
| riverSystem | Agusan River Basin NERFINISHED ⓘ |
| sourceLocation |
Compostela Valley
NERFINISHED
ⓘ
Davao de Oro NERFINISHED ⓘ |
| supports |
agriculture
ⓘ
fisheries ⓘ riverine settlements ⓘ wetland ecosystems ⓘ |
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: Agusan River Description of subject: The Agusan River is one of the longest and most significant rivers in Mindanao, Philippines, flowing through the Caraga (Region XIII) area and supporting its ecosystems, agriculture, and settlements.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Agusan River basin