Pfäffikersee
E487614
Pfäffikersee is a small lake in the Swiss canton of Zürich known for its scenic surroundings, nature reserves, and recreational opportunities such as hiking and birdwatching.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pfäffikersee canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4888904 — 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: Pfäffikersee Context triple: [Canton of Zürich, contains, Pfäffikersee]
-
A.
Langer See
Langer See is a long, narrow lake in southeastern Berlin that forms part of the city’s interconnected Spree–Dahme waterway and is popular for boating and watersports.
-
B.
Stölpchensee
Stölpchensee is a small lake in southwestern Berlin, Germany, known for its scenic setting within the Grunewald forest and its connection to the nearby Großer Wannsee.
-
C.
Feisnecksee
Feisnecksee is a lake in northeastern Germany, situated within the Mecklenburg Lake District and known for its natural surroundings and recreational opportunities.
-
D.
Kettwiger See
Kettwiger See is a reservoir on the Ruhr River in North Rhine-Westphalia, Germany, used for water management, recreation, and local energy production.
-
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: Pfäffikersee Target entity description: Pfäffikersee is a small lake in the Swiss canton of Zürich known for its scenic surroundings, nature reserves, and recreational opportunities such as hiking and birdwatching.
-
A.
Langer See
Langer See is a long, narrow lake in southeastern Berlin that forms part of the city’s interconnected Spree–Dahme waterway and is popular for boating and watersports.
-
B.
Stölpchensee
Stölpchensee is a small lake in southwestern Berlin, Germany, known for its scenic setting within the Grunewald forest and its connection to the nearby Großer Wannsee.
-
C.
Feisnecksee
Feisnecksee is a lake in northeastern Germany, situated within the Mecklenburg Lake District and known for its natural surroundings and recreational opportunities.
-
D.
Kettwiger See
Kettwiger See is a reservoir on the Ruhr River in North Rhine-Westphalia, Germany, used for water management, recreation, and local energy production.
-
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 |
lake
ⓘ
natural freshwater lake ⓘ |
| basinCountry | Switzerland NERFINISHED ⓘ |
| category | Lakes of the canton of Zürich ⓘ |
| country | Switzerland ⓘ |
| drainageTo | Glatt river via Aabach ⓘ |
| elevationAboveSeaLevel | about 537 metres ⓘ |
| hasEcologicalSignificance |
habitat for amphibians
ⓘ
habitat for diverse aquatic plants ⓘ important resting place for migratory birds ⓘ |
| hasFeature |
bird observation points
ⓘ
extensive reed belts ⓘ lakeside footpath ⓘ marshland areas ⓘ wooden boardwalks through reed beds ⓘ |
| hasInflow | small local streams ⓘ |
| hasNameInLanguage | Pfäffikersee (German) ⓘ |
| hasOutflow | Aabach (outflow of Pfäffikersee) NERFINISHED ⓘ |
| hasRegulation |
protected shore zones
ⓘ
restrictions on motorboats ⓘ |
| knownFor |
bird habitats
ⓘ
nature reserves ⓘ recreational opportunities ⓘ scenic surroundings ⓘ |
| locatedIn |
Hittnau
NERFINISHED
ⓘ
Pfäffikon ZH NERFINISHED ⓘ Seegräben NERFINISHED ⓘ Uster District NERFINISHED ⓘ Zurich Oberland NERFINISHED ⓘ canton of Zürich NERFINISHED ⓘ |
| locatedInProtectedArea |
Bird sanctuary at Pfäffikersee
NERFINISHED
ⓘ
Robenhauser Ried wetland NERFINISHED ⓘ |
| locatedNear | Greifensee (another lake in canton of Zürich) NERFINISHED ⓘ |
| maximumDepth | about 36 metres ⓘ |
| nearbyAttraction | Jucker Farm Seegräben NERFINISHED ⓘ |
| nearbySettlement |
Pfäffikon ZH
NERFINISHED
ⓘ
Seegräben NERFINISHED ⓘ |
| partOf | Glatt river basin NERFINISHED ⓘ |
| popularFor |
birdwatching
ⓘ
boating ⓘ cycling ⓘ hiking ⓘ swimming ⓘ walking ⓘ |
| surfaceArea | about 3.3 square kilometres ⓘ |
| usedFor |
environmental education
ⓘ
nature conservation ⓘ |
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: Pfäffikersee Description of subject: Pfäffikersee is a small lake in the Swiss canton of Zürich known for its scenic surroundings, nature reserves, and recreational opportunities such as hiking and birdwatching.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.