Tarlac River
E458919
Tarlac River is a significant river in the Philippine province of Tarlac that drains agricultural plains before joining the larger Agno River system.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Camiling River | 1 |
| Tarlac River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4636635 — 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: Tarlac River Context triple: [Agno River, hasTributary, Tarlac River]
-
A.
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.
-
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.
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.
-
D.
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.
-
E.
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.
- 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: Tarlac River Target entity description: Tarlac River is a significant river in the Philippine province of Tarlac that drains agricultural plains before joining the larger Agno River system.
-
A.
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.
-
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.
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.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Philippines ⓘ |
| country | Philippines ⓘ |
| drainageBasin | Agno River basin ⓘ |
| drains | agricultural plains ⓘ |
| flowsThrough | Tarlac City ⓘ |
| hasEconomicUse |
crop irrigation
ⓘ
fisheries ⓘ |
| hasEnvironmentalIssue |
flooding during heavy rains
ⓘ
sedimentation ⓘ water quality concerns ⓘ |
| hasEnvironmentalRole | supports riparian ecosystems ⓘ |
| hasFloodRisk | yes ⓘ |
| hasLanguageRegion |
Ilocano-speaking areas
ⓘ
Kapampangan-speaking areas ⓘ Tagalog-speaking areas ⓘ |
| hasMouth | Agno River ⓘ |
| hasWatershed | Tarlac River watershed ⓘ |
| influences | local agriculture in Tarlac ⓘ |
| locatedIn |
Central Luzon
ⓘ
Province of Tarlac ⓘ |
| locatedOnContinent | Asia ⓘ |
| partOf |
Agno River basin
ⓘ
Agno River system ⓘ
linked to:
Agno River
|
| region | Luzon ⓘ |
| tributaryOf | Agno River ⓘ |
| usedFor | 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: Tarlac River Description of subject: Tarlac River is a significant river in the Philippine province of Tarlac that drains agricultural plains before joining the larger Agno River system.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tarlac River