Río Virilla
E691315
Río Virilla is a major river in Costa Rica that flows through the Central Valley and helps drain the metropolitan area around San José.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Río Virilla canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6939548 — 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: Río Virilla Context triple: [Uruca, nearbyRiver, Río Virilla]
-
A.
Juncal River
The Juncal River is a mountain river in central Chile that forms one of the principal headwaters of the Aconcagua River, draining glacial and Andean snowmelt.
-
B.
Cañete River
The Cañete River is a major Peruvian river known for flowing from the high Andes to the Pacific Ocean, supporting agriculture and popular whitewater rafting in the Lima Region.
-
C.
Perales River
The Perales River is a minor watercourse in central Spain that serves as one of the tributaries feeding into the Alberche River within the Tagus basin.
-
D.
Bermejo River
The Bermejo River is a major South American waterway flowing through Bolivia and Argentina before joining the Paraguay River and ultimately contributing to the Río de la Plata basin.
-
E.
Río Torres
Río Torres is an urban river in the San José metropolitan area of Costa Rica, known for flowing through densely populated neighborhoods and facing significant pollution and environmental management challenges.
- 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: Río Virilla Target entity description: Río Virilla is a major river in Costa Rica that flows through the Central Valley and helps drain the metropolitan area around San José.
-
A.
Juncal River
The Juncal River is a mountain river in central Chile that forms one of the principal headwaters of the Aconcagua River, draining glacial and Andean snowmelt.
-
B.
Cañete River
The Cañete River is a major Peruvian river known for flowing from the high Andes to the Pacific Ocean, supporting agriculture and popular whitewater rafting in the Lima Region.
-
C.
Perales River
The Perales River is a minor watercourse in central Spain that serves as one of the tributaries feeding into the Alberche River within the Tagus basin.
-
D.
Bermejo River
The Bermejo River is a major South American waterway flowing through Bolivia and Argentina before joining the Paraguay River and ultimately contributing to the Río de la Plata basin.
-
E.
Río Torres
Río Torres is an urban river in the San José metropolitan area of Costa Rica, known for flowing through densely populated neighborhoods and facing significant pollution and environmental management challenges.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Costa Rica NERFINISHED ⓘ |
| country | Costa Rica ⓘ |
| crosses | Costa Rican Central Valley NERFINISHED ⓘ |
| drains |
Greater Metropolitan Area of Costa Rica
NERFINISHED
ⓘ
San José metropolitan area NERFINISHED ⓘ |
| flowsDirection | westward ⓘ |
| flowsThrough | Central Valley NERFINISHED ⓘ |
| formsBoundaryBetween |
Alajuela Province
NERFINISHED
ⓘ
Heredia Province NERFINISHED ⓘ San José Province NERFINISHED ⓘ |
| hasEnvironmentalIssue |
solid waste contamination
ⓘ
water pollution ⓘ |
| hasSpanishName | Río Virilla NERFINISHED ⓘ |
| isMajorRiverOf | Central Valley of Costa Rica NERFINISHED ⓘ |
| locatedIn |
Alajuela Province
NERFINISHED
ⓘ
Central Valley NERFINISHED ⓘ Heredia Province NERFINISHED ⓘ San José Province NERFINISHED ⓘ |
| near |
Alajuela
NERFINISHED
ⓘ
Heredia NERFINISHED ⓘ San José NERFINISHED ⓘ |
| partOf |
Pacific slope drainage of Costa Rica
ⓘ
Tárcoles River basin NERFINISHED ⓘ |
| passesNear |
Belén
NERFINISHED
ⓘ
Escazú NERFINISHED ⓘ La Uruca NERFINISHED ⓘ Santa Ana NERFINISHED ⓘ |
| region | Central Costa Rica NERFINISHED ⓘ |
| tributaryOf | Río Grande de Tárcoles NERFINISHED ⓘ |
| usedFor |
hydroelectric power generation
ⓘ
wastewater discharge ⓘ |
| watercourseType | perennial 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.
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: Río Virilla Description of subject: Río Virilla is a major river in Costa Rica that flows through the Central Valley and helps drain the metropolitan area around San José.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.