Langer See, Grünau
E54804
Langer See in Grünau is a stretch of the River Dahme in Berlin, Germany, historically notable as the rowing and canoeing venue for the 1936 Summer Olympics.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Langer See, Grünau canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T428608 — 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: Langer See, Grünau Context triple: [1936 Summer Olympics, rowingVenue, Langer See, Grünau]
-
A.
Ammersee
Ammersee is a large glacial lake in southern Germany known for its scenic shores, recreational activities, and proximity to the Alps.
-
B.
Starnberger See
Starnberger See is a large, scenic lake in southern Germany known for its affluent lakeside communities, recreational activities, and historical associations with Bavarian royalty.
-
C.
Großer Wannsee lake
Großer Wannsee lake is a popular recreational lake in southwestern Berlin, known for its beaches, sailing, and proximity to historically significant sites.
-
D.
Tegeler See
Tegeler See is a large lake in the Tegel district of Berlin, Germany, popular for recreation, boating, and its surrounding natural areas.
-
E.
Königssee
Königssee is a picturesque alpine lake in southeastern Germany, renowned for its emerald-green waters, steep surrounding mountains, and status as one of the cleanest lakes in the country.
- 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: Langer See, Grünau Target entity description: Langer See in Grünau is a stretch of the River Dahme in Berlin, Germany, historically notable as the rowing and canoeing venue for the 1936 Summer Olympics.
-
A.
Ammersee
Ammersee is a large glacial lake in southern Germany known for its scenic shores, recreational activities, and proximity to the Alps.
-
B.
Starnberger See
Starnberger See is a large, scenic lake in southern Germany known for its affluent lakeside communities, recreational activities, and historical associations with Bavarian royalty.
-
C.
Großer Wannsee lake
Großer Wannsee lake is a popular recreational lake in southwestern Berlin, known for its beaches, sailing, and proximity to historically significant sites.
-
D.
Tegeler See
Tegeler See is a large lake in the Tegel district of Berlin, Germany, popular for recreation, boating, and its surrounding natural areas.
-
E.
Königssee
Königssee is a picturesque alpine lake in southeastern Germany, renowned for its emerald-green waters, steep surrounding mountains, and status as one of the cleanest lakes in the country.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
canoeing venue
ⓘ
lake ⓘ rowing venue ⓘ |
| country | Germany ⓘ |
| hasHistoricalSignificance | Olympic water sports venue of Nazi Germany era ⓘ |
| hasLanguageOfToponym | German ⓘ |
| hasNameMeaning | Long Lake ⓘ |
| hasNearbyInfrastructure |
boat houses
ⓘ
regatta grandstands ⓘ rowing clubs ⓘ |
| hasSportFacility | Olympic regatta course ⓘ |
| hasType | elongated river lake ⓘ |
| isWithin | urban area of Berlin ⓘ |
| locatedIn |
Berlin
ⓘ
Grünau ⓘ Treptow-Köpenick ⓘ East Berlin ⓘ
surface form:
eastern Berlin
|
| locatedNear | Köpenick ⓘ |
| notableFor |
hosting 1936 Olympic canoeing competitions
ⓘ
hosting 1936 Olympic rowing competitions ⓘ |
| partOf |
Berlin lake system
ⓘ
surface form:
Berlin waterways network
Dahme ⓘ
surface form:
Dahme river system
River Dahme ⓘ |
| usedFor |
canoeing
ⓘ
recreation ⓘ rowing ⓘ water sports ⓘ |
| wasVenueFor |
1936 Summer Olympics canoeing events
ⓘ
1936 Summer Olympics rowing events ⓘ |
| watercourse | River Dahme ⓘ |
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: Langer See, Grünau Description of subject: Langer See in Grünau is a stretch of the River Dahme in Berlin, Germany, historically notable as the rowing and canoeing venue for the 1936 Summer Olympics.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
1936 Summer Olympics