San Juan River
E339108
The San Juan River is a waterway in Metro Manila, Philippines, that flows through several urban areas before joining the Pasig River and plays a role in the city's drainage and flood control system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| San Juan River canonical | 8 |
How this entity was disambiguated
This entity first appeared as the object of triple T2369961 — 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 Juan River Context triple: [Pasig River, hasTributary, San Juan River]
-
A.
San Juan River
The San Juan River is a major tributary of the Colorado River that winds through the arid canyons of the Four Corners region in the southwestern United States.
-
B.
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.
-
C.
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.
-
D.
San Pedro River
The San Pedro River is a significant river in southern Chile known for flowing through the Los Ríos Region and supporting local ecosystems, hydropower, and recreation.
-
E.
Santa Fe River
The Santa Fe River is a spring-fed river in northern Florida known for its scenic karst landscape, underground passages, and role as a major tributary of the Suwannee River.
- 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 Juan River Target entity description: The San Juan River is a waterway in Metro Manila, Philippines, that flows through several urban areas before joining the Pasig River and plays a role in the city's drainage and flood control system.
-
A.
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.
-
B.
San Juan River
The San Juan River is a major tributary of the Colorado River that winds through the arid canyons of the Four Corners region in the southwestern United States.
-
C.
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.
-
D.
San Pedro River
The San Pedro River is a significant river in southern Chile known for flowing through the Los Ríos Region and supporting local ecosystems, hydropower, and recreation.
-
E.
Santa Fe River
The Santa Fe River is a spring-fed river in northern Florida known for its scenic karst landscape, underground passages, and role as a major tributary of the Suwannee River.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
waterway ⓘ |
| continent | Asia ⓘ |
| country | Philippines ⓘ |
| crosses | urban areas ⓘ |
| environmentalIssue |
flooding
ⓘ
solid waste accumulation ⓘ water pollution ⓘ |
| flowsThrough |
City of Manila
ⓘ
linked to:
Manila
Mandaluyong ⓘ Quezon City ⓘ San Juan, Metro Manila ⓘ
linked to:
San Juan, Manila
|
| hasFunction |
conveys runoff from urban areas
ⓘ
reduces urban flooding risk ⓘ |
| locatedIn |
Luzon
ⓘ
Metro Manila ⓘ National Capital Region ⓘ Philippine archipelago ⓘ
linked to:
Philippine Archipelago
|
| mouthOf | Pasig River ⓘ |
| partOf |
Metro Manila drainage system
ⓘ
Pasig River basin ⓘ
linked to:
Pasig River
|
| tributaryOf | Pasig River ⓘ |
| use |
flood control
ⓘ
stormwater conveyance ⓘ urban drainage ⓘ |
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 Juan River Description of subject: The San Juan River is a waterway in Metro Manila, Philippines, that flows through several urban areas before joining the Pasig River and plays a role in the city's drainage and flood control system.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.