Laguna Caliente
E405037
Laguna Caliente is an extremely acidic, turquoise crater lake located within the active Poás Volcano in Costa Rica, known for its intense volcanic activity and frequent gas emissions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Laguna Caliente canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3975138 — 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: Laguna Caliente Context triple: [Poás, hasLake, Laguna Caliente]
-
A.
Laguna de los Cerros
Laguna de los Cerros is an important archaeological site in the Gulf Coast region of Mexico associated with the ancient Olmec civilization and its early urban and ceremonial development.
-
B.
Laguna Salada
Laguna Salada is a large dry lakebed and desert basin in northern Baja California, Mexico, known for its extreme aridity and below-sea-level elevation.
-
C.
Laguna Miscanti
Laguna Miscanti is a high-altitude Andean lake in northern Chile famed for its deep blue waters, surrounding volcanoes, and striking desert landscape.
-
D.
San Roque Lake
San Roque Lake is a large artificial reservoir in Argentina’s Córdoba Province, known for supplying water to nearby cities and serving as a major center for tourism and water sports.
-
E.
Laguna de Maderas
Laguna de Maderas is a crater lake nestled within the dormant Maderas Volcano on Ometepe Island in Lake Nicaragua, known for its lush cloud forest surroundings and biodiversity.
- 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: Laguna Caliente Target entity description: Laguna Caliente is an extremely acidic, turquoise crater lake located within the active Poás Volcano in Costa Rica, known for its intense volcanic activity and frequent gas emissions.
-
A.
Laguna de los Cerros
Laguna de los Cerros is an important archaeological site in the Gulf Coast region of Mexico associated with the ancient Olmec civilization and its early urban and ceremonial development.
-
B.
Laguna Salada
Laguna Salada is a large dry lakebed and desert basin in northern Baja California, Mexico, known for its extreme aridity and below-sea-level elevation.
-
C.
Laguna Miscanti
Laguna Miscanti is a high-altitude Andean lake in northern Chile famed for its deep blue waters, surrounding volcanoes, and striking desert landscape.
-
D.
San Roque Lake
San Roque Lake is a large artificial reservoir in Argentina’s Córdoba Province, known for supplying water to nearby cities and serving as a major center for tourism and water sports.
-
E.
Laguna de Maderas
Laguna de Maderas is a crater lake nestled within the dormant Maderas Volcano on Ometepe Island in Lake Nicaragua, known for its lush cloud forest surroundings and biodiversity.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
crater lake
ⓘ
volcanic lake ⓘ |
| accessRestriction | visitor access frequently restricted for safety ⓘ |
| altName |
Poás crater lake
ⓘ
linked to:
Poás
|
| chemistry |
high concentration of dissolved metals
ⓘ
sulfuric acid-rich water ⓘ |
| climateImpact | local acid fog formation ⓘ |
| color | turquoise ⓘ |
| country | Costa Rica ⓘ |
| ecosystem | supports very limited aquatic life due to acidity ⓘ |
| emittedGases |
carbon dioxide
ⓘ
hydrogen sulfide ⓘ sulfur dioxide ⓘ |
| formationProcess | interaction of volcanic gases with crater water ⓘ |
| geologicalSetting | active stratovolcano crater ⓘ |
| hazard |
acid rain in surrounding areas
ⓘ
sudden explosive eruptions ⓘ toxic gas emissions ⓘ |
| knownFor |
extreme acidity
ⓘ
frequent gas emissions ⓘ intense volcanic activity ⓘ sudden phreatic eruptions ⓘ sulfur fumes ⓘ |
| locatedIn |
Alajuela Province
ⓘ
Poás Volcano ⓘ
linked to:
Poás
Poás Volcano National Park ⓘ |
| locatedOn | summit crater of Poás Volcano ⓘ |
| management |
administered by Costa Rica National System of Conservation Areas
ⓘ
linked to:
Sistema Nacional de Áreas de Conservación
|
| nearbyCity |
Alajuela
ⓘ
linked to:
Alajuela Canton
San José ⓘ |
| partOf |
Poás Volcano crater system
ⓘ
linked to:
Poás
|
| pH | extremely low pH ⓘ |
| riskManagement | subject to continuous volcanic monitoring ⓘ |
| scientificInterest |
natural laboratory for studying acid lakes
ⓘ
site for volcanic gas monitoring ⓘ |
| surfaceActivity |
boiling and bubbling water
ⓘ
frequent fumarolic activity ⓘ |
| temperature | elevated water temperature compared to ambient ⓘ |
| tourism | major attraction of Poás Volcano National Park ⓘ |
| visibility | often obscured by volcanic gases and clouds ⓘ |
| volcanicSystem |
Central Volcanic Range of Costa Rica
ⓘ
linked to:
Costa Rican Volcanic Mountain Ranges
|
| volcanoType | associated with an active stratovolcano ⓘ |
| waterSource |
condensed volcanic steam
ⓘ
rainwater ⓘ |
| waterType | acidic lake ⓘ |
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: Laguna Caliente Description of subject: Laguna Caliente is an extremely acidic, turquoise crater lake located within the active Poás Volcano in Costa Rica, known for its intense volcanic activity and frequent gas emissions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.