Lake of Samedan (Lej da San Murezzan)
E515105
Lake of Samedan (Lej da San Murezzan) is a scenic alpine lake in the Upper Engadine region of the Swiss canton of Graubünden, known for its high-altitude setting amid the surrounding mountains and resort towns.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lake of Samedan (Lej da San Murezzan) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5387138 — 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 of Samedan (Lej da San Murezzan) Context triple: [Engadine, contains, Lake of Samedan (Lej da San Murezzan)]
-
A.
Lake Chiusi
Lake Chiusi is a small freshwater lake in Tuscany, central Italy, known for its tranquil rural setting and importance as a habitat for migratory birds.
-
B.
Lago Pellegrini
Lago Pellegrini is an artificial lake in Argentina’s Río Negro Province, known for irrigation, fishing, and recreational tourism in the Patagonian region.
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C.
Lago di Piediluco
Lago di Piediluco is a picturesque lake in central Italy, nestled between Umbria and Lazio, known for its scenic hills, rowing regattas, and tranquil natural setting.
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D.
Lake Gardno
Lake Gardno is a coastal lake in northern Poland known for its location within the Słowiński National Park and its proximity to the Baltic Sea.
-
E.
Lago di Mezzo
Lago di Mezzo is a lake in northern Italy that forms part of the system of lakes encircling the historic city of Mantua.
- 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 of Samedan (Lej da San Murezzan) Target entity description: Lake of Samedan (Lej da San Murezzan) is a scenic alpine lake in the Upper Engadine region of the Swiss canton of Graubünden, known for its high-altitude setting amid the surrounding mountains and resort towns.
-
A.
Lake Chiusi
Lake Chiusi is a small freshwater lake in Tuscany, central Italy, known for its tranquil rural setting and importance as a habitat for migratory birds.
-
B.
Lago Pellegrini
Lago Pellegrini is an artificial lake in Argentina’s Río Negro Province, known for irrigation, fishing, and recreational tourism in the Patagonian region.
-
C.
Lago di Piediluco
Lago di Piediluco is a picturesque lake in central Italy, nestled between Umbria and Lazio, known for its scenic hills, rowing regattas, and tranquil natural setting.
-
D.
Lake Gardno
Lake Gardno is a coastal lake in northern Poland known for its location within the Słowiński National Park and its proximity to the Baltic Sea.
-
E.
Lago di Mezzo
Lago di Mezzo is a lake in northern Italy that forms part of the system of lakes encircling the historic city of Mantua.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
alpine lake
ⓘ
lake ⓘ |
| country | Switzerland ⓘ |
| elevation | high-altitude ⓘ |
| hasNameInEnglish | Lake of Samedan ⓘ |
| hasNameInRomansh | Lej da San Murezzan ⓘ |
| knownFor |
alpine scenery
ⓘ
scenic landscape ⓘ tourism ⓘ |
| locatedIn |
Alps
ⓘ
Upper Engadine ⓘ
linked to:
Engadine valley
canton of Graubünden ⓘ eastern Switzerland ⓘ
linked to:
Eastern Switzerland
|
| locatedInMunicipality | Samedan ⓘ |
| locatedInRegion |
Engadine
ⓘ
linked to:
Engadine valley
|
| locatedNear |
Samedan
ⓘ
St. Moritz ⓘ |
| partOf | drainage basin of the Alps ⓘ |
| regionLanguage |
German
ⓘ
Romansh ⓘ |
| setting |
near resort towns
ⓘ
surrounded by mountains ⓘ |
| tourismType |
nature tourism
ⓘ
outdoor recreation ⓘ |
| 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 of Samedan (Lej da San Murezzan) Description of subject: Lake of Samedan (Lej da San Murezzan) is a scenic alpine lake in the Upper Engadine region of the Swiss canton of Graubünden, known for its high-altitude setting amid the surrounding mountains and resort towns.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Engadine valley