Tullahan River basin
E785167
The Tullahan River basin is a watershed in Metro Manila, Philippines, that drains urban areas including Malabon and surrounding cities into Manila Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tullahan River basin canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9208117 — 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: Tullahan River basin Context triple: [Malabon, waterSystem, Tullahan River basin]
-
A.
Macintyre River basin
The Macintyre River basin is a major inland river catchment in eastern Australia that drains parts of the Northern Tablelands and contributes to the broader Murray–Darling Basin system.
-
B.
Manning River basin
The Manning River basin is a major coastal river catchment in New South Wales, Australia, known for its extensive estuary system, diverse ecosystems, and agricultural and forestry activities.
-
C.
Kei River basin
The Kei River basin is a major river catchment area in South Africa’s Eastern Cape, encompassing diverse landscapes from the Amathole Mountains to the Indian Ocean and supporting agriculture, settlements, and natural ecosystems.
-
D.
Clarence River basin
The Clarence River basin is a major river catchment in northeastern New South Wales, Australia, encompassing diverse upland and coastal landscapes and supporting significant agriculture, ecosystems, and regional communities.
-
E.
Snowy River basin
The Snowy River basin is a major southeastern Australian river catchment renowned for its alpine headwaters, ecological significance, and role in the Snowy Mountains Hydroelectric Scheme.
- 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: Tullahan River basin Target entity description: The Tullahan River basin is a watershed in Metro Manila, Philippines, that drains urban areas including Malabon and surrounding cities into Manila Bay.
-
A.
Macintyre River basin
The Macintyre River basin is a major inland river catchment in eastern Australia that drains parts of the Northern Tablelands and contributes to the broader Murray–Darling Basin system.
-
B.
Manning River basin
The Manning River basin is a major coastal river catchment in New South Wales, Australia, known for its extensive estuary system, diverse ecosystems, and agricultural and forestry activities.
-
C.
Kei River basin
The Kei River basin is a major river catchment area in South Africa’s Eastern Cape, encompassing diverse landscapes from the Amathole Mountains to the Indian Ocean and supporting agriculture, settlements, and natural ecosystems.
-
D.
Clarence River basin
The Clarence River basin is a major river catchment in northeastern New South Wales, Australia, encompassing diverse upland and coastal landscapes and supporting significant agriculture, ecosystems, and regional communities.
-
E.
Snowy River basin
The Snowy River basin is a major southeastern Australian river catchment renowned for its alpine headwaters, ecological significance, and role in the Snowy Mountains Hydroelectric Scheme.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
river basin
ⓘ
watershed ⓘ |
| associatedWithCity |
Caloocan
NERFINISHED
ⓘ
Malabon NERFINISHED ⓘ Navotas NERFINISHED ⓘ Quezon City NERFINISHED ⓘ Valenzuela NERFINISHED ⓘ |
| continent | Asia ⓘ |
| country | Philippines ⓘ |
| drainageType | urban watershed ⓘ |
| drainsArea |
Caloocan
NERFINISHED
ⓘ
Malabon NERFINISHED ⓘ Navotas NERFINISHED ⓘ Quezon City NERFINISHED ⓘ Valenzuela NERFINISHED ⓘ |
| drainsInto | Manila Bay NERFINISHED ⓘ |
| flowsToBodyOfWater | Manila Bay NERFINISHED ⓘ |
| hasMainRiver | Tullahan River NERFINISHED ⓘ |
| hydrologicalSystem | Tullahan River system NERFINISHED ⓘ |
| locatedIn | Metro Manila ⓘ |
| locatedInIsland | Luzon NERFINISHED ⓘ |
| locatedInProvinceEquivalent | Metro Manila NERFINISHED ⓘ |
| locatedInRegion | National Capital Region NERFINISHED ⓘ |
| partOf | Manila Bay watershed NERFINISHED ⓘ |
| primaryLandUse | highly urbanized ⓘ |
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: Tullahan River basin Description of subject: The Tullahan River basin is a watershed in Metro Manila, Philippines, that drains urban areas including Malabon and surrounding cities into Manila Bay.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.