Tagum-Libuganon River system
E949664
The Tagum-Libuganon River system is a major river network in Mindanao, Philippines, that flows through Davao del Norte and empties into the Davao Gulf, supporting agriculture, fisheries, and local communities along its course.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tagum-Libuganon River system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11802020 — 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: Tagum-Libuganon River system Context triple: [Davao Gulf, drainsFrom, Tagum-Libuganon River system]
-
A.
Talisay River
Talisay River is a waterway located in the province of Bataan in the Philippines.
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B.
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.
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C.
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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D.
Tanjay River
Tanjay River is a waterway in the Philippines that flows through the city of Tanjay in Negros Oriental, supporting local ecosystems and communities.
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E.
Cagayan de Oro River
Cagayan de Oro River is a major river in northern Mindanao in the Philippines, known for its whitewater rafting and as a key waterway for the city of Cagayan de Oro.
- 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: Tagum-Libuganon River system Target entity description: The Tagum-Libuganon River system is a major river network in Mindanao, Philippines, that flows through Davao del Norte and empties into the Davao Gulf, supporting agriculture, fisheries, and local communities along its course.
-
A.
Talisay River
Talisay River is a waterway located in the province of Bataan in the Philippines.
-
B.
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.
-
C.
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.
-
D.
Tanjay River
Tanjay River is a waterway in the Philippines that flows through the city of Tanjay in Negros Oriental, supporting local ecosystems and communities.
-
E.
Cagayan de Oro River
Cagayan de Oro River is a major river in northern Mindanao in the Philippines, known for its whitewater rafting and as a key waterway for the city of Cagayan de Oro.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
river network
ⓘ
river system ⓘ |
| continent | Asia ⓘ |
| country | Philippines ⓘ |
| drainageBasin |
Davao Gulf basin
ⓘ
linked to:
Davao Gulf
|
| drainsRegion | parts of Davao del Norte ⓘ |
| emptiesInto | Davao Gulf ⓘ |
| environmentalRole |
contributes to coastal ecosystems of Davao Gulf
ⓘ
provides freshwater habitat ⓘ |
| flowsThrough | Davao del Norte ⓘ |
| hasEconomicRole |
supports agricultural production in Davao del Norte
ⓘ
supports local fisheries in Davao Gulf ⓘ |
| hasMouthIn | Davao Gulf ⓘ |
| hasType | fluvial system ⓘ |
| hasUse |
domestic water supply for nearby communities
ⓘ
livestock watering ⓘ |
| locatedIn |
Davao Region
ⓘ
Island of Mindanao ⓘ Mindanao ⓘ Philippine archipelago ⓘ
linked to:
Philippine Archipelago
southeastern Mindanao ⓘ |
| partOf | hydrological network of Mindanao ⓘ |
| region | southern Philippines ⓘ |
| supports |
agriculture
ⓘ
fisheries ⓘ local communities ⓘ settlements along its banks ⓘ |
| usedFor |
inland fisheries
ⓘ
irrigation ⓘ |
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: Tagum-Libuganon River system Description of subject: The Tagum-Libuganon River system is a major river network in Mindanao, Philippines, that flows through Davao del Norte and empties into the Davao Gulf, supporting agriculture, fisheries, and local communities along its course.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.