Bicol River
E328646
The Bicol River is a major river system in the Bicol Region of the Philippines, known for its extensive floodplain and importance to local agriculture and settlements.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Bicol River canonical | 2 |
| Bicol River Basin | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3123239 — 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: Bicol River Context triple: [Naga, nearbyBodyOfWater, Bicol River]
-
A.
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.
-
B.
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.
-
C.
Cagayan River
The Cagayan River is the longest and largest river in the Philippines, flowing through the northeastern part of Luzon and serving as a vital waterway for agriculture, transport, and fisheries.
-
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.
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.
- 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: Bicol River Target entity description: The Bicol River is a major river system in the Bicol Region of the Philippines, known for its extensive floodplain and importance to local agriculture and settlements.
-
A.
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.
-
B.
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.
-
C.
Cagayan River
The Cagayan River is the longest and largest river in the Philippines, flowing through the northeastern part of Luzon and serving as a vital waterway for agriculture, transport, and fisheries.
-
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.
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.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
river system ⓘ |
| climateZone | tropical monsoon climate ⓘ |
| country | Philippines ⓘ |
| drainageBasinCountry | Philippines ⓘ |
| drains | central Bicol plain ⓘ |
| ecosystemType | riverine wetland system ⓘ |
| flowsInto | San Miguel Bay ⓘ |
| flowsNear | Naga City ⓘ |
| flowsThrough |
Baao, Camarines Sur
ⓘ
Bula, Camarines Sur ⓘ Canaman, Camarines Sur ⓘ Minalabac, Camarines Sur ⓘ Nabua, Camarines Sur ⓘ |
| hasEconomicRole |
local livelihoods
ⓘ
regional food production ⓘ |
| hasFloodplain | extensive floodplain ⓘ |
| hasHydrologicalIssue |
bank erosion
ⓘ
seasonal flooding ⓘ siltation ⓘ |
| hasManagementConcern |
flood control
ⓘ
river basin management ⓘ |
| hasRisk | flood hazard to nearby communities ⓘ |
| hasTributary |
Nabua River
NERFINISHED
ⓘ
Pangpang River ⓘ Pili River NERFINISHED ⓘ Waras River NERFINISHED ⓘ |
| importantFor |
local agriculture
ⓘ
local settlements ⓘ |
| knownFor |
fertile floodplain
ⓘ
frequent flooding ⓘ |
| locatedIn |
Bicol Region
ⓘ
Luzon ⓘ |
| locatedInAdministrativeEntity | Camarines Sur NERFINISHED ⓘ |
| mouthLocatedIn | San Miguel Bay ⓘ |
| nearbyCity | Iriga City ⓘ |
| partOf |
Bicol River
self-linksurface differs
ⓘ
surface form:
Bicol River Basin
Bicol Region ⓘ
surface form:
Bicol hydrological region
|
| supports |
aquaculture
ⓘ
rice farming ⓘ |
| usedFor |
agriculture
ⓘ
fishing ⓘ irrigation ⓘ transportation ⓘ |
| waterBodyType | freshwater 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: Bicol River Description of subject: The Bicol River is a major river system in the Bicol Region of the Philippines, known for its extensive floodplain and importance to local agriculture and settlements.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bicol River Basin