Tárcoles River
E652288
The Tárcoles River is a major river in Costa Rica known for its large population of American crocodiles and its role in draining the densely populated Central Valley into the Pacific Ocean.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Tárcoles River canonical | 2 |
| Río Grande de Tárcoles | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6939506 — 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: Tárcoles River Context triple: [San José Province, hasMajorRiver, Tárcoles River]
-
A.
Río Daule
Río Daule is a major river in western Ecuador that flows through the coastal lowlands and plays a key role in the region’s agriculture and settlements.
-
B.
Suárez River
The Suárez River is a significant waterway in northeastern Colombia that flows through the Santander region and contributes to the Magdalena River basin.
-
C.
Patía River
The Patía River is a major river in southwestern Colombia that flows through the Andes to empty into the Pacific Ocean near the port city of Tumaco.
-
D.
Tomebamba River
The Tomebamba River is a scenic Andean waterway in southern Ecuador that flows through the historic city of Cuenca, forming one of its defining natural and cultural landmarks.
-
E.
Cocheco River
The Cocheco River is a river in southeastern New Hampshire that flows through cities like Dover before joining other waterways to form part of the Piscataqua River system.
- 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: Tárcoles River Target entity description: The Tárcoles River is a major river in Costa Rica known for its large population of American crocodiles and its role in draining the densely populated Central Valley into the Pacific Ocean.
-
A.
Río Daule
Río Daule is a major river in western Ecuador that flows through the coastal lowlands and plays a key role in the region’s agriculture and settlements.
-
B.
Suárez River
The Suárez River is a significant waterway in northeastern Colombia that flows through the Santander region and contributes to the Magdalena River basin.
-
C.
Patía River
The Patía River is a major river in southwestern Colombia that flows through the Andes to empty into the Pacific Ocean near the port city of Tumaco.
-
D.
Tomebamba River
The Tomebamba River is a scenic Andean waterway in southern Ecuador that flows through the historic city of Cuenca, forming one of its defining natural and cultural landmarks.
-
E.
Cocheco River
The Cocheco River is a river in southeastern New Hampshire that flows through cities like Dover before joining other waterways to form part of the Piscataqua River system.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
river ⓘ |
| adjacentProtectedArea |
Carara National Park
NERFINISHED
ⓘ
Guacalillo mangroves NERFINISHED ⓘ |
| alsoKnownAs | Río Grande de Tárcoles NERFINISHED ⓘ |
| basinCountry | Costa Rica NERFINISHED ⓘ |
| continent | North America ⓘ |
| country | Costa Rica ⓘ |
| countryCapitalRegion | San José metropolitan area NERFINISHED ⓘ |
| drainageBasin | Central Valley of Costa Rica NERFINISHED ⓘ |
| drains | Central Valley of Costa Rica NERFINISHED ⓘ |
| emptiesInto | Pacific Ocean NERFINISHED ⓘ |
| environmentalConcern | one of the most polluted rivers in Costa Rica ⓘ |
| flowsThrough | Costa Rican Central Valley NERFINISHED ⓘ |
| hasBridge | Tárcoles River bridge NERFINISHED ⓘ |
| hasEcosystem |
mangrove estuary near mouth
ⓘ
tropical riverine ecosystem ⓘ |
| hasIssue |
industrial contamination
ⓘ
urban wastewater pollution ⓘ water pollution ⓘ |
| hasLengthApprox | 111 km ⓘ |
| hasSpecies |
American crocodile
NERFINISHED
ⓘ
herons ⓘ scarlet macaw (in nearby areas) ⓘ waterbirds ⓘ |
| hasWildlife | American crocodile ⓘ |
| importance | major river of Costa Rica ⓘ |
| knownFor |
crocodile watching tourism
ⓘ
large population of American crocodiles ⓘ |
| languageOfName | Spanish ⓘ |
| locatedIn | Costa Rica NERFINISHED ⓘ |
| mouth | Pacific Ocean NERFINISHED ⓘ |
| nameInSpanish | Río Tárcoles NERFINISHED ⓘ |
| nearbySettlement |
Garabito Canton
NERFINISHED
ⓘ
Orotina NERFINISHED ⓘ Tárcoles, Costa Rica NERFINISHED ⓘ |
| partOf | Pacific slope of Costa Rica ⓘ |
| receivesRunoffFrom | San José metropolitan area NERFINISHED ⓘ |
| region |
Alajuela Province
NERFINISHED
ⓘ
Puntarenas Province NERFINISHED ⓘ San José Province NERFINISHED ⓘ |
| role | drains densely populated Central Valley into the Pacific Ocean ⓘ |
| sourceRegion | Cordillera Central of Costa Rica NERFINISHED ⓘ |
| supportsActivity |
bird watching
ⓘ
wildlife observation ⓘ |
| supportsIndustry | tourism ⓘ |
| touristAttraction | Tárcoles River bridge crocodile viewpoint ⓘ |
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: Tárcoles River Description of subject: The Tárcoles River is a major river in Costa Rica known for its large population of American crocodiles and its role in draining the densely populated Central Valley into the Pacific Ocean.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Río Grande de Tárcoles