Cagayan River
E97445
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.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Cagayan River canonical | 16 |
| Cagayan River basin | 5 |
| Cagayan River system | 2 |
| Cagayan River basin (southern portions) | 1 |
| Magat River | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T800899 — 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.
Target entity: Cagayan River Context triple: [Luzon, hasRiver, Cagayan River]
-
A.
Pasig River
The Pasig River is a historically significant waterway in the Philippines that flows through Metro Manila, linking Laguna de Bay to Manila Bay and serving as a central feature of the capital’s urban landscape.
-
B.
Barito River
The Barito River is one of the largest and longest rivers in Borneo, flowing through the Indonesian province of South Kalimantan and serving as a vital transportation and economic lifeline for the region.
-
C.
Mekong River
The Mekong River is one of Asia’s longest and most important rivers, flowing from the Tibetan Plateau through several Southeast Asian countries before emptying into the South China Sea.
-
D.
Rajang River
The Rajang River is the longest river in Malaysia, flowing through the interior rainforests of Sarawak in northwestern Borneo and serving as a vital transportation and economic lifeline for the region.
-
E.
Cagayan Valley
Cagayan Valley is a predominantly agricultural region in northeastern Luzon, Philippines, known for its vast river systems, fertile plains, and diverse ethnolinguistic communities.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Cagayan River Target entity description: 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.
-
A.
Pasig River
The Pasig River is a historically significant waterway in the Philippines that flows through Metro Manila, linking Laguna de Bay to Manila Bay and serving as a central feature of the capital’s urban landscape.
-
B.
Barito River
The Barito River is one of the largest and longest rivers in Borneo, flowing through the Indonesian province of South Kalimantan and serving as a vital transportation and economic lifeline for the region.
-
C.
Mekong River
The Mekong River is one of Asia’s longest and most important rivers, flowing from the Tibetan Plateau through several Southeast Asian countries before emptying into the South China Sea.
-
D.
Rajang River
The Rajang River is the longest river in Malaysia, flowing through the interior rainforests of Sarawak in northwestern Borneo and serving as a vital transportation and economic lifeline for the region.
-
E.
Cagayan Valley
Cagayan Valley is a predominantly agricultural region in northeastern Luzon, Philippines, known for its vast river systems, fertile plains, and diverse ethnolinguistic communities.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedWith | Cagayan Valley agriculture ⓘ |
| basinCountry | Philippines ⓘ |
| basinSize | over 25,000 square kilometers ⓘ |
| country | Philippines ⓘ |
| drainageBasin |
Cagayan Valley
ⓘ
surface form:
Cagayan River Basin
|
| economicImportance |
key resource for irrigation systems in northern Luzon
ⓘ
major transport route in Cagayan Valley ⓘ |
| emptiesInto |
Babuyan Channel
ⓘ
Philippine Sea ⓘ |
| flowsThrough |
Cagayan Province
ⓘ
Isabela Province ⓘ Nueva Vizcaya ⓘ
surface form:
Nueva Vizcaya Province
Quirino Province ⓘ |
| hasEcosystemType | freshwater river ecosystem ⓘ |
| knownFor |
frequent flooding
ⓘ
large alluvial plains ⓘ rich agricultural lands ⓘ |
| largestRiverIn | Philippines ⓘ |
| length | approximately 505 km ⓘ |
| locatedIn |
Cagayan Valley
ⓘ
Luzon ⓘ Region II ⓘ |
| longestRiverIn | Philippines ⓘ |
| majorUse |
agriculture
ⓘ
domestic water supply ⓘ fisheries ⓘ irrigation ⓘ transportation ⓘ |
| mouthLocation |
Babuyan Channel
ⓘ
Philippine Sea ⓘ |
| partOf | Philippine river system network ⓘ |
| passesNear |
Aparri
ⓘ
Ilagan City ⓘ Tuguegarao City ⓘ |
| region | northeastern Luzon ⓘ |
| risk | flooding during typhoons ⓘ |
| sourceLocation |
Caraballo Mountains
ⓘ
Nueva Vizcaya ⓘ |
| supports |
corn farming
ⓘ
inland fisheries ⓘ mangrove areas near its mouth ⓘ rice farming ⓘ |
| tributary |
Chico River
ⓘ
Ilagan River ⓘ Magat River ⓘ Mallig River ⓘ Siffu 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.
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.
Subject: Cagayan River Description of subject: 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.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.