Lake Ypacaraí basin

E830323

ecological region hydrological basin watershed

The Lake Ypacaraí basin is a hydrological and ecological region in central Paraguay centered around Lake Ypacaraí and its surrounding watershed.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Lake Ypacaraí	5
Lake Ypacaraí basin canonical	1
Ypacaraí Lake	1

How this entity was disambiguated

This entity first appeared as the object of triple T9943420 — 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: Lake Ypacaraí basin
Context triple: [Luque, Paraguay, locatedInOrNextToBodyOfWater, Lake Ypacaraí basin]

A. Uru Uru Lake
Uru Uru Lake is a shallow, high-altitude saline lake in the Bolivian Altiplano, known for its ecological importance and vulnerability to pollution and water level fluctuations.
B. Huacarpay Lagoon
Huacarpay Lagoon is a high-Andean wetland and scenic lake near Cusco, Peru, known for its rich birdlife and proximity to important pre-Inca archaeological sites.
C. Pantano de Vargas
Pantano de Vargas is a historic battlefield in Colombia known as the site of a decisive engagement in the country’s war of independence.
D. Lake Iguaque
Lake Iguaque is a sacred high-altitude lagoon in Colombia revered in Muisca mythology as a birthplace of humanity and an important site of religious pilgrimage.
E. Puerto Pilcomayo
Puerto Pilcomayo is a small river port settlement in northern Argentina located on the banks of the Paraguay River, serving as a local hub for cross-border trade and transport.
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: Lake Ypacaraí basin
Target entity description: The Lake Ypacaraí basin is a hydrological and ecological region in central Paraguay centered around Lake Ypacaraí and its surrounding watershed.

A. Uru Uru Lake
Uru Uru Lake is a shallow, high-altitude saline lake in the Bolivian Altiplano, known for its ecological importance and vulnerability to pollution and water level fluctuations.
B. Huacarpay Lagoon
Huacarpay Lagoon is a high-Andean wetland and scenic lake near Cusco, Peru, known for its rich birdlife and proximity to important pre-Inca archaeological sites.
C. Pantano de Vargas
Pantano de Vargas is a historic battlefield in Colombia known as the site of a decisive engagement in the country’s war of independence.
D. Lake Iguaque
Lake Iguaque is a sacred high-altitude lagoon in Colombia revered in Muisca mythology as a birthplace of humanity and an important site of religious pilgrimage.
E. Puerto Pilcomayo
Puerto Pilcomayo is a small river port settlement in northern Argentina located on the banks of the Paraguay River, serving as a local hub for cross-border trade and transport.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	ecological region ⓘ hydrological basin ⓘ watershed ⓘ
contains	Lake Ypacaraí ⓘ linked to: Lake Ypacaraí basin agricultural land ⓘ forest fragments ⓘ riparian zones ⓘ rural settlements ⓘ urban areas ⓘ wetland ecosystems ⓘ
country	Paraguay ⓘ
drainsInto	Paraguay River ⓘ Salado River ⓘ
facesEnvironmentalIssue	agricultural runoff ⓘ deforestation in catchment ⓘ eutrophication ⓘ untreated wastewater discharge ⓘ water pollution ⓘ
hasClimate	subtropical climate ⓘ
hasCoreFeature	Lake Ypacaraí ⓘ linked to: Lake Ypacaraí basin
hasCulturalSignificance	associated with Paraguayan music and folklore ⓘ important for Paraguayan tourism ⓘ
hasEcologicalRole	provides freshwater habitat ⓘ supports aquatic biodiversity ⓘ supports migratory birds ⓘ
hasHumanUse	agricultural irrigation ⓘ domestic water supply ⓘ fishing ⓘ recreation ⓘ tourism ⓘ
hasHydrologicalFeature	Lake Ypacaraí ⓘ linked to: Lake Ypacaraí basin floodplains ⓘ tributary streams ⓘ wetlands ⓘ
hasLandUse	cattle ranching ⓘ crop farming ⓘ urban development ⓘ
hasMainLake	Lake Ypacaraí ⓘ linked to: Lake Ypacaraí basin
hasProcess	nutrient cycling ⓘ seasonal flooding ⓘ sediment transport ⓘ
isManagedBy	Paraguayan environmental authorities ⓘ
locatedIn	Central Paraguay ⓘ linked to: Capital District of Paraguay Paraguay ⓘ
locatedNear	Asunción ⓘ
partOf	Paraguay River basin ⓘ
regionType	inland drainage basin ⓘ

How these facts were elicited

Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

Luque, Paraguay → locatedInOrNextToBodyOfWater → Lake Ypacaraí basin ⓘ

Central Department → contains → Lake Ypacaraí ⓘ

subject linked to: Central Department (Paraguay)