Lake Prespa
E89947
Lake Prespa is a high-altitude, tectonic lake in the Balkans shared by North Macedonia, Albania, and Greece, known for its rich biodiversity and scenic, relatively undeveloped surroundings.
All labels observed (13)
How this entity was disambiguated
This entity first appeared as the object of triple T748391 — 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 Prespa Context triple: [North Macedonia, hasLake, Lake Prespa]
-
A.
Lake Ohrid
Lake Ohrid is one of Europe’s oldest and deepest lakes, renowned for its exceptional biodiversity and cultural heritage on the border between North Macedonia and Albania.
-
B.
Lake of Tunis
Lake of Tunis is a coastal lagoon near the city of Tunis in Tunisia, historically significant as a natural harbor and ecological wetland area.
-
C.
Lake Velence
Lake Velence is one of Hungary’s largest natural lakes, known as a popular resort and recreation area in the Transdanubian region.
-
D.
Lake Bolsena
Lake Bolsena is a large volcanic crater lake in central Italy, renowned for its clear waters, scenic surroundings, and historical lakeside towns.
-
E.
Lake Sevan
Lake Sevan is a large high-altitude freshwater lake in eastern Armenia, renowned as one of the country’s most important natural and cultural landmarks.
- 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 Prespa Target entity description: Lake Prespa is a high-altitude, tectonic lake in the Balkans shared by North Macedonia, Albania, and Greece, known for its rich biodiversity and scenic, relatively undeveloped surroundings.
-
A.
Lake Ohrid
Lake Ohrid is one of Europe’s oldest and deepest lakes, renowned for its exceptional biodiversity and cultural heritage on the border between North Macedonia and Albania.
-
B.
Lake of Tunis
Lake of Tunis is a coastal lagoon near the city of Tunis in Tunisia, historically significant as a natural harbor and ecological wetland area.
-
C.
Lake Velence
Lake Velence is one of Hungary’s largest natural lakes, known as a popular resort and recreation area in the Transdanubian region.
-
D.
Lake Bolsena
Lake Bolsena is a large volcanic crater lake in central Italy, renowned for its clear waters, scenic surroundings, and historical lakeside towns.
-
E.
Lake Sevan
Lake Sevan is a large high-altitude freshwater lake in eastern Armenia, renowned as one of the country’s most important natural and cultural landmarks.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
lake
ⓘ
tectonic lake ⓘ transboundary lake ⓘ |
| basinCountry |
Albania
ⓘ
Greece ⓘ North Macedonia ⓘ |
| continent | Europe ⓘ |
| countryBorder |
Albania
ⓘ
Greece ⓘ North Macedonia ⓘ |
| elevation | approximately 850 meters above sea level ⓘ |
| formationType | tectonic ⓘ |
| hasConservationIssues |
eutrophication risk
ⓘ
water level fluctuations ⓘ |
| hasEcologicalSignificance |
breeding site for waterbirds
ⓘ
wetland habitats ⓘ |
| hasIsland |
Golem Grad
ⓘ
Mal Grad ⓘ |
| hasPart |
Great Prespa Lake
ⓘ
linked to:
Lake Prespa
Small Prespa Lake ⓘ
linked to:
Lake Prespa
|
| humanUse |
fishing
ⓘ
irrigation ⓘ small-scale agriculture around shores ⓘ |
| importantFor |
endemic species
ⓘ
migratory birds ⓘ |
| knownFor |
relatively undeveloped surroundings
ⓘ
rich biodiversity ⓘ scenic landscapes ⓘ |
| locatedIn |
Albania
ⓘ
Balkans ⓘ Greece ⓘ North Macedonia ⓘ |
| nearbyCity | Resen ⓘ |
| nearbySettlement |
Agios Germanos
ⓘ
Pustec ⓘ |
| outflow | subsurface connection to Lake Ohrid ⓘ |
| partOf |
Galicica National Park vicinity
ⓘ
Prespa National Park (Albania) vicinity ⓘ Prespa National Park (Greece) vicinity ⓘ |
| protectedStatus |
Ramsar site (parts of the Prespa lakes complex)
ⓘ
linked to:
Lake Prespa
|
| region |
Southeast Europe
ⓘ
linked to:
Balkans
|
| sharedBy |
Albania
ⓘ
Greece ⓘ North Macedonia ⓘ |
| tourismType |
eco-tourism
ⓘ
nature-based tourism ⓘ |
| waterType | freshwater ⓘ |
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: Lake Prespa Description of subject: Lake Prespa is a high-altitude, tectonic lake in the Balkans shared by North Macedonia, Albania, and Greece, known for its rich biodiversity and scenic, relatively undeveloped surroundings.
Referenced by (31)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
subject linked to:
northwestern Greece
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
linked to: Lake Prespa
subject linked to:
Macedonia region