Lake Mälaren
E95397
Lake Mälaren is a large freshwater lake in eastern Sweden that connects to the Baltic Sea and has Stockholm situated on its shores.
All labels observed (8)
| Label | Occurrences |
|---|---|
| Lake Mälaren canonical | 67 |
| Mälaren | 11 |
| Lake Mälaren (surrounding waters) | 1 |
| Lake Mälaren–Baltic Sea system | 1 |
| Mälaren (parts of lake) | 1 |
| Mälaren waters | 1 |
| Mälaren–Baltic Sea outflow area | 1 |
| Riddarfjärden basin of Lake Mälaren | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T622844 — 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 Mälaren Context triple: [Stockholm, locatedOn, Lake Mälaren]
-
A.
Gulf of Bothnia
The Gulf of Bothnia is the northernmost arm of the Baltic Sea, lying between Sweden and Finland and known for its brackish waters and extensive winter ice cover.
-
B.
Lake Ladoga
Lake Ladoga is a vast freshwater lake in northwestern Russia, renowned as the largest lake in Europe and an important ecological and historical region.
-
C.
Gulf of Finland
The Gulf of Finland is a long, narrow arm of the Baltic Sea bordered by Finland, Estonia, and Russia, leading eastward to the city of Saint Petersburg.
-
D.
Baltic Sea
The Baltic Sea is a brackish inland sea in Northern Europe bordered by countries such as Sweden, Finland, Russia, and Poland, known for its low salinity, busy shipping routes, and environmental sensitivity.
-
E.
Ladoga Karelia
Ladoga Karelia is a historical region in southeastern Finland, bordering Lake Ladoga, that was ceded to the Soviet Union after the Winter War.
- 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 Mälaren Target entity description: Lake Mälaren is a large freshwater lake in eastern Sweden that connects to the Baltic Sea and has Stockholm situated on its shores.
-
A.
Gulf of Bothnia
The Gulf of Bothnia is the northernmost arm of the Baltic Sea, lying between Sweden and Finland and known for its brackish waters and extensive winter ice cover.
-
B.
Lake Ladoga
Lake Ladoga is a vast freshwater lake in northwestern Russia, renowned as the largest lake in Europe and an important ecological and historical region.
-
C.
Gulf of Finland
The Gulf of Finland is a long, narrow arm of the Baltic Sea bordered by Finland, Estonia, and Russia, leading eastward to the city of Saint Petersburg.
-
D.
Baltic Sea
The Baltic Sea is a brackish inland sea in Northern Europe bordered by countries such as Sweden, Finland, Russia, and Poland, known for its low salinity, busy shipping routes, and environmental sensitivity.
-
E.
Ladoga Karelia
Ladoga Karelia is a historical region in southeastern Finland, bordering Lake Ladoga, that was ceded to the Soviet Union after the Winter War.
- F. None of above. chosen
Statements (49)
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 Mälaren Description of subject: Lake Mälaren is a large freshwater lake in eastern Sweden that connects to the Baltic Sea and has Stockholm situated on its shores.
Referenced by (84)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Södertälje
this entity surface form:
Mälaren
this entity surface form:
Mälaren–Baltic Sea outflow area
this entity surface form:
Riddarfjärden basin of Lake Mälaren
subject surface form:
Birka and Hovgården
this entity surface form:
Mälaren waters