Lake Vrana (Cres)
E1028700
Lake Vrana (Cres) is a large freshwater karst lake on the Croatian island of Cres, notable for being one of the deepest lakes in Eastern Europe and a crucial source of drinking water for the region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake Vrana (Cres) canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T13182191 — 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 Vrana (Cres) Context triple: [Cres, hasLake, Lake Vrana (Cres)]
-
A.
Biogradsko Lake
Biogradsko Lake is a glacial lake in northeastern Montenegro renowned for its clear waters and surrounding primeval forest within Biogradska Gora National Park.
-
B.
Jagodne Lake
Jagodne Lake is a scenic freshwater lake in Poland’s Masurian Lake District, known for its natural beauty and opportunities for boating, fishing, and outdoor recreation.
-
C.
Vrtac Lake
Vrtac Lake is a small natural lake located near the city of Nikšić in Montenegro, known for its scenic surroundings and local recreational use.
-
D.
Lake Plav
Lake Plav is a scenic glacial lake in northeastern Montenegro, known for its mountainous surroundings and role as a key natural attraction near the town of Plav.
-
E.
Lake Luka
Lake Luka is a scenic lake in the historic town of Trakai in Lithuania, known for its picturesque surroundings and proximity to Trakai Island Castle.
- 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 Vrana (Cres) Target entity description: Lake Vrana (Cres) is a large freshwater karst lake on the Croatian island of Cres, notable for being one of the deepest lakes in Eastern Europe and a crucial source of drinking water for the region.
-
A.
Biogradsko Lake
Biogradsko Lake is a glacial lake in northeastern Montenegro renowned for its clear waters and surrounding primeval forest within Biogradska Gora National Park.
-
B.
Jagodne Lake
Jagodne Lake is a scenic freshwater lake in Poland’s Masurian Lake District, known for its natural beauty and opportunities for boating, fishing, and outdoor recreation.
-
C.
Vrtac Lake
Vrtac Lake is a small natural lake located near the city of Nikšić in Montenegro, known for its scenic surroundings and local recreational use.
-
D.
Lake Plav
Lake Plav is a scenic glacial lake in northeastern Montenegro, known for its mountainous surroundings and role as a key natural attraction near the town of Plav.
-
E.
Lake Luka
Lake Luka is a scenic lake in the historic town of Trakai in Lithuania, known for its picturesque surroundings and proximity to Trakai Island Castle.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
freshwater body
ⓘ
karst lake ⓘ lake ⓘ |
| accessRestrictions | limited public access ⓘ |
| basinType | karst basin ⓘ |
| category |
Freshwater lakes of Europe
ⓘ
Karst lakes ⓘ Lakes of Croatia NERFINISHED ⓘ |
| continent | Europe ⓘ |
| country | Croatia ⓘ |
| ecologicalSignificance | important habitat for freshwater species ⓘ |
| elevation | approximately 14 metres above sea level ⓘ |
| geologicalOrigin | karst processes ⓘ |
| hydrologicalType | cryptodepression ⓘ |
| locatedIn |
Adriatic Sea region
NERFINISHED
ⓘ
Kvarner Gulf region NERFINISHED ⓘ Primorje-Gorski Kotar County NERFINISHED ⓘ |
| locatedNear | central part of Cres island ⓘ |
| locatedOn | island of Cres NERFINISHED ⓘ |
| lowestPointBelowSeaLevel | approximately 60 metres ⓘ |
| management | Croatian water management authorities ⓘ |
| maximumDepth | approximately 74 metres ⓘ |
| nearbySettlement |
Cres
NERFINISHED
ⓘ
Orlec NERFINISHED ⓘ |
| notableFor |
being a major source of drinking water
ⓘ
being one of the deepest lakes in Eastern Europe ⓘ |
| outflow | subterranean karst channels ⓘ |
| partOf | Croatian Littoral NERFINISHED ⓘ |
| protectedStatus | protected drinking water reservoir ⓘ |
| regionSupplied |
island of Cres
NERFINISHED
ⓘ
island of Lošinj ⓘ surrounding smaller islands ⓘ |
| risk | sensitive to pollution due to use as drinking water source ⓘ |
| salinity | low ⓘ |
| surfaceArea | approximately 5.7 square kilometres ⓘ |
| tourism | not a major bathing or recreational lake due to protection status ⓘ |
| use |
drinking water reservoir
ⓘ
public water supply ⓘ |
| waterSource | subterranean karst springs ⓘ |
| 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 Vrana (Cres) Description of subject: Lake Vrana (Cres) is a large freshwater karst lake on the Croatian island of Cres, notable for being one of the deepest lakes in Eastern Europe and a crucial source of drinking water for the region.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Cres
subject surface form:
Cres