Altmühlsee
E509447
Altmühlsee is an artificial recreational lake in Bavaria, Germany, popular for swimming, sailing, and nature conservation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Altmühlsee canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5252099 — 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: Altmühlsee Context triple: [Gunzenhausen, hasNearbyLake, Altmühlsee]
-
A.
Würmsee
Würmsee is the historical name of the Bavarian lake now known as Starnberger See, one of Germany’s largest and most famous lakes near Munich.
-
B.
Ammersee
Ammersee is a large glacial lake in southern Germany known for its scenic shores, recreational activities, and proximity to the Alps.
-
C.
Chiemsee
Chiemsee is one of Germany’s largest lakes, famed for its scenic Alpine setting and historic islands such as Herrenchiemsee with its royal palace.
-
D.
Schluchsee
Schluchsee is a large reservoir and popular recreational lake in Germany’s Black Forest, known for swimming, sailing, and scenic hiking.
-
E.
Oberaarsee
Oberaarsee is a high-altitude reservoir lake in the Swiss Alps, known for its striking turquoise waters and surrounding glacier-fed mountain scenery.
- 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: Altmühlsee Target entity description: Altmühlsee is an artificial recreational lake in Bavaria, Germany, popular for swimming, sailing, and nature conservation.
-
A.
Würmsee
Würmsee is the historical name of the Bavarian lake now known as Starnberger See, one of Germany’s largest and most famous lakes near Munich.
-
B.
Ammersee
Ammersee is a large glacial lake in southern Germany known for its scenic shores, recreational activities, and proximity to the Alps.
-
C.
Chiemsee
Chiemsee is one of Germany’s largest lakes, famed for its scenic Alpine setting and historic islands such as Herrenchiemsee with its royal palace.
-
D.
Schluchsee
Schluchsee is a large reservoir and popular recreational lake in Germany’s Black Forest, known for swimming, sailing, and scenic hiking.
-
E.
Oberaarsee
Oberaarsee is a high-altitude reservoir lake in the Swiss Alps, known for its striking turquoise waters and surrounding glacier-fed mountain scenery.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | artificial lake ⓘ |
| averageDepth | about 2.5 metres ⓘ |
| basinCountry | Germany ⓘ |
| completedIn | 1980s ⓘ |
| constructionBegan | 1970s ⓘ |
| country | Germany NERFINISHED ⓘ |
| elevationAboveSeaLevel | about 410 metres ⓘ |
| hasEcologicalRole |
bird breeding area
ⓘ
resting place for migratory birds ⓘ |
| hasPart |
Vogelinsel Altmühlsee
NERFINISHED
ⓘ
camping sites ⓘ circular lakeside path ⓘ marinas ⓘ nature reserve Vogelinsel NERFINISHED ⓘ recreational beaches ⓘ |
| hasRecreationalActivity |
angling
ⓘ
boat rental ⓘ stand-up paddling ⓘ |
| inflow | Altmühl NERFINISHED ⓘ |
| isPartOf | Altmühl river system NERFINISHED ⓘ |
| length | about 4 kilometres ⓘ |
| locatedIn |
Bavaria
ⓘ
Franconian Lake District NERFINISHED ⓘ Middle Franconia NERFINISHED ⓘ Weißenburg-Gunzenhausen district NERFINISHED ⓘ |
| locatedInProtectedArea | Altmühlsee-Vogelinsel nature reserve NERFINISHED ⓘ |
| locatedNear | Gunzenhausen NERFINISHED ⓘ |
| maxDepth | about 3 metres ⓘ |
| nearbyCity | Gunzenhausen NERFINISHED ⓘ |
| nearbySettlement |
Muhr am See
NERFINISHED
ⓘ
Schlungenhof NERFINISHED ⓘ Wald ⓘ |
| operator | Wasserwirtschaftsamt Ansbach NERFINISHED ⓘ |
| outflow |
Altmühl
NERFINISHED
ⓘ
Altmühlzuleiter NERFINISHED ⓘ |
| partOf | Main-Danube Canal water management system NERFINISHED ⓘ |
| purpose |
flood control
ⓘ
nature conservation ⓘ recreation ⓘ |
| usedFor |
birdwatching
ⓘ
cycling ⓘ hiking ⓘ sailing ⓘ swimming ⓘ windsurfing ⓘ |
| waterSurfaceArea | about 4.5 square kilometres ⓘ |
| width | about 1.7 kilometres ⓘ |
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: Altmühlsee Description of subject: Altmühlsee is an artificial recreational lake in Bavaria, Germany, popular for swimming, sailing, and nature conservation.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.