San Cristobal River
E451421
The San Cristobal River is a waterway in the Philippines that serves as one of the tributary rivers feeding into Laguna de Bay, the country’s largest lake.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Cristobal River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4242323 — 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: San Cristobal River Context triple: [Laguna de Bay, hasInflowRiver, San Cristobal River]
-
A.
San Miguel River
The San Miguel River is a scenic tributary of the Dolores River in southwestern Colorado, known for flowing through rugged canyons and past the mountain town of Telluride.
-
B.
Santa María River
The Santa María River is a significant river in east-central Mexico that contributes major water flow to the Pánuco River system draining toward the Gulf of Mexico.
-
C.
Río Verde
Río Verde is a river in southern Spain that flows through the municipality of Almuñécar in the province of Granada before reaching the Mediterranean Sea.
-
D.
San Juan River
The San Juan River is a major waterway in western Colombia that flows through dense rainforest to the Pacific Ocean, supporting rich biodiversity and local Afro-Colombian and Indigenous communities.
-
E.
San Juan River
The San Juan River is a major Central American waterway forming part of the border between Nicaragua and Costa Rica and providing a historic route from the Caribbean Sea toward Lake Nicaragua.
- 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: San Cristobal River Target entity description: The San Cristobal River is a waterway in the Philippines that serves as one of the tributary rivers feeding into Laguna de Bay, the country’s largest lake.
-
A.
San Miguel River
The San Miguel River is a scenic tributary of the Dolores River in southwestern Colorado, known for flowing through rugged canyons and past the mountain town of Telluride.
-
B.
Santa María River
The Santa María River is a significant river in east-central Mexico that contributes major water flow to the Pánuco River system draining toward the Gulf of Mexico.
-
C.
Río Verde
Río Verde is a river in southern Spain that flows through the municipality of Almuñécar in the province of Granada before reaching the Mediterranean Sea.
-
D.
San Juan River
The San Juan River is a major waterway in western Colombia that flows through dense rainforest to the Pacific Ocean, supporting rich biodiversity and local Afro-Colombian and Indigenous communities.
-
E.
San Juan River
The San Juan River is a major Central American waterway forming part of the border between Nicaragua and Costa Rica and providing a historic route from the Caribbean Sea toward Lake Nicaragua.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Philippines ⓘ |
| country | Philippines ⓘ |
| crosses |
Cabuyao, Laguna
ⓘ
Calamba, Laguna ⓘ San Pedro, Laguna ⓘ |
| flowsInto | Laguna de Bay ⓘ |
| hasEnvironmentalIssue |
domestic wastewater pollution
ⓘ
industrial effluent contamination ⓘ water pollution ⓘ |
| hasFloodRisk | urban flooding in downstream communities ⓘ |
| hasNearbyInfrastructure |
industrial estates
ⓘ
residential subdivisions ⓘ road networks in Laguna ⓘ |
| hasUse |
drainage for surrounding urban areas
ⓘ
irrigation for nearby agricultural lands ⓘ |
| languageOfToponym | Spanish ⓘ |
| locatedIn |
Calabarzon
ⓘ
Cavite province ⓘ
linked to:
Province of Cavite
Laguna province ⓘ
linked to:
Province of Laguna
Luzon ⓘ |
| locatedInProtectedArea |
Laguna de Bay Region
ⓘ
linked to:
Calabarzon region
|
| monitoredBy |
Laguna Lake Development Authority
ⓘ
local government units of Laguna ⓘ |
| mouthLocation |
near Calamba, Laguna
ⓘ
southern shore of Laguna de Bay ⓘ |
| namedAfter | Saint Christopher ⓘ |
| partOf |
Laguna de Bay basin
ⓘ
linked to:
Laguna de Bay
Laguna de Bay watershed ⓘ
linked to:
Laguna de Bay
Pasig–Laguna de Bay river system ⓘ
linked to:
Pasig River
San Cristobal sub-watershed ⓘ |
| sourceLocation |
Tagaytay highlands vicinity
ⓘ
foothills of Mount Sungay area ⓘ |
| tributaryOf | Laguna de Bay ⓘ |
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: San Cristobal River Description of subject: The San Cristobal River is a waterway in the Philippines that serves as one of the tributary rivers feeding into Laguna de Bay, the country’s largest lake.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.