Irazú

E88265

active volcano natural landmark stratovolcano

Irazú is an active stratovolcano in Costa Rica known for its high elevation, frequent historical eruptions, and crater lakes near the city of Cartago.

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All labels observed (2)

Label	Occurrences
Irazú Volcano National Park	10
Irazú canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T642796 — 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: Irazú
Context triple: [Central American Volcanic Arc, hasNotableVolcano, Irazú]

A. Tepehuán
The Tepehuán are an Indigenous people of northern Mexico known for their distinct language, traditional agriculture, and cultural practices rooted in the rugged highlands of the Sierra Madre Occidental.
B. Pacaya
Pacaya is an active stratovolcano in southern Guatemala known for its frequent eruptions and popularity as a hiking and lava-viewing destination.
C. Zipaquirá
Zipaquirá is a historic Colombian city famed for its underground Salt Cathedral and colonial architecture, located north of Bogotá.
D. Red Rocha
Red Rocha was an American professional basketball player and later coach who played as a center in the early years of the NBA, including for teams like the St. Louis Bombers and Syracuse Nationals.
E. Los Vilos
Los Vilos is a coastal Chilean city and commune known for its beaches, fishing activities, and role as a local tourism and transport hub in the Coquimbo Region.
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: Irazú
Target entity description: Irazú is an active stratovolcano in Costa Rica known for its high elevation, frequent historical eruptions, and crater lakes near the city of Cartago.

A. Tepehuán
The Tepehuán are an Indigenous people of northern Mexico known for their distinct language, traditional agriculture, and cultural practices rooted in the rugged highlands of the Sierra Madre Occidental.
B. Pacaya
Pacaya is an active stratovolcano in southern Guatemala known for its frequent eruptions and popularity as a hiking and lava-viewing destination.
C. Zipaquirá
Zipaquirá is a historic Colombian city famed for its underground Salt Cathedral and colonial architecture, located north of Bogotá.
D. Red Rocha
Red Rocha was an American professional basketball player and later coach who played as a center in the early years of the NBA, including for teams like the St. Louis Bombers and Syracuse Nationals.
E. Los Vilos
Los Vilos is a coastal Chilean city and commune known for its beaches, fishing activities, and role as a local tourism and transport hub in the Coquimbo Region.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	active volcano ⓘ natural landmark ⓘ stratovolcano ⓘ
country	Costa Rica ⓘ
distanceFrom	about 30 km from San José ⓘ
elevation	11260 ft ⓘ 3432 m ⓘ
eruptionEffect	agricultural damage in surrounding areas ⓘ ash fall on San José ⓘ
eruptionEndDate	1965-12-31 ⓘ
eruptionStartDate	1963-03-13 ⓘ
geologicalSetting	subduction-related volcanic arc ⓘ
hasAccessRoad	paved road to summit area ⓘ
hasActivityStatus	active ⓘ
hasAlternativeName	Irazú Volcano ⓘ surface form: Volcán Irazú
hasAlternativeSpelling	Irazu ⓘ
hasClimate	cold and windy summit climate ⓘ
hasCrater	Diego de la Haya Crater ⓘ Main Crater ⓘ
hasFeature	ash-covered summit landscape ⓘ crater lakes ⓘ multiple craters ⓘ
hasHazard	ashfall ⓘ lahars ⓘ phreatic explosions ⓘ
hasMonitoringAgency	Observatorio Vulcanológico y Sismológico de Costa Rica ⓘ National University of Costa Rica ⓘ surface form: Universidad Nacional de Costa Rica
hasProtectedAreaStatus	part of Irazú Volcano National Park ⓘ
hasRockType	andesitic ⓘ basaltic-andesitic ⓘ
hasViewOf	Caribbean Sea on clear days ⓘ Pacific Ocean on clear days ⓘ
hasVisitorFacilities	parking area ⓘ trails ⓘ viewpoints ⓘ
hasVolcanoType	stratovolcano ⓘ
isHighestVolcanoIn	Costa Rica ⓘ
isTouristAttraction	true ⓘ
lastEruption	1994 ⓘ
locatedIn	Cartago Province ⓘ
locatedInProtectedArea	Irazú self-linksurface differs ⓘ surface form: Irazú Volcano National Park
locatedNear	Cartago ⓘ
locatedOn	Cordillera Central ⓘ
mountainRange	Cordillera Central ⓘ
nameLanguage	Spanish ⓘ
notableEruption	1963–1965 eruption ⓘ
partOf	Central American Volcanic Arc ⓘ surface form: Central Volcanic Range of Costa Rica
prominence	about 1100 m ⓘ
tectonicPlateContext	Cocos Plate subducting beneath Caribbean Plate ⓘ

How these facts were elicited