Rożnów Dam
E579924
Rożnów Dam is a hydroelectric and flood-control dam on the Dunajec River in southern Poland, forming the artificial Rożnów Lake.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Rożnów Dam canonical | 3 |
| Dunajec River reservoir system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6225042 — 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: Rożnów Dam Context triple: [Rożnów Lake, hasPart, Rożnów Dam]
-
A.
Niedzica Dam
Niedzica Dam is a large hydroelectric and flood-control dam on the Dunajec River in southern Poland, known for forming the scenic Czorsztyn Lake and serving as a major regional tourist attraction.
-
B.
Lipno Reservoir
Lipno Reservoir is the largest artificial lake in the Czech Republic, created for hydroelectric power generation, flood control, and recreation in the Šumava region.
-
C.
Solina Dam
Solina Dam is a major hydroelectric and flood-control dam in southeastern Poland, known for creating the large artificial Solina Lake in the Bieszczady region.
-
D.
Sorpe Dam
The Sorpe Dam is a German earth-fill dam in the Ruhr region that was a key target of the RAF’s World War II “Dambusters” raid, Operation Chastise.
-
E.
Hohenwarte Dam
Hohenwarte Dam is a large hydroelectric and flood-control dam on the Saale River in Thuringia, Germany, forming one of the country’s significant reservoir lakes.
- 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: Rożnów Dam Target entity description: Rożnów Dam is a hydroelectric and flood-control dam on the Dunajec River in southern Poland, forming the artificial Rożnów Lake.
-
A.
Niedzica Dam
Niedzica Dam is a large hydroelectric and flood-control dam on the Dunajec River in southern Poland, known for forming the scenic Czorsztyn Lake and serving as a major regional tourist attraction.
-
B.
Lipno Reservoir
Lipno Reservoir is the largest artificial lake in the Czech Republic, created for hydroelectric power generation, flood control, and recreation in the Šumava region.
-
C.
Solina Dam
Solina Dam is a major hydroelectric and flood-control dam in southeastern Poland, known for creating the large artificial Solina Lake in the Bieszczady region.
-
D.
Sorpe Dam
The Sorpe Dam is a German earth-fill dam in the Ruhr region that was a key target of the RAF’s World War II “Dambusters” raid, Operation Chastise.
-
E.
Hohenwarte Dam
Hohenwarte Dam is a large hydroelectric and flood-control dam on the Saale River in Thuringia, Germany, forming one of the country’s significant reservoir lakes.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
flood-control structure
ⓘ
gravity dam ⓘ hydroelectric dam ⓘ |
| alsoKnownAs | Zapora w Rożnowie ⓘ |
| builtDuring | World War II ⓘ |
| completionDate | 1941 ⓘ |
| constructionStartDate | 1935 ⓘ |
| country | Poland ⓘ |
| designedBy |
Gabriel Narutowicz
ⓘ
Polish engineers ⓘ |
| energySource | hydropower ⓘ |
| formsReservoir | Rożnów Lake ⓘ |
| hasImpactOn |
aquatic ecosystems of Dunajec River
ⓘ
local microclimate ⓘ |
| hasPowerPlant |
Rożnów Hydroelectric Power Plant
ⓘ
linked to:
Rożnów Power Plant
|
| hasSpillway | gated spillway ⓘ |
| height | approximately 32 m ⓘ |
| length | approximately 550 m ⓘ |
| locatedIn | southern Poland ⓘ |
| locatedInCountrySubdivision |
Małopolska
ⓘ
linked to:
Lesser Poland
|
| locatedInCounty | Nowy Sącz County ⓘ |
| locatedInVoivodeship | Lesser Poland Voivodeship ⓘ |
| locatedNear | Rożnów ⓘ |
| locatedOnRiver | Dunajec River ⓘ |
| locatedUpstreamOf | Czchów Dam ⓘ |
| material | concrete ⓘ |
| nearbyCity | Nowy Sącz ⓘ |
| opened | 1941 ⓘ |
| operator | Polish power authorities ⓘ |
| partOf |
Dunajec River cascade
ⓘ
linked to:
Dunajec River
|
| primaryFunction |
flood control
ⓘ
hydroelectric power generation ⓘ |
| protectsArea |
Dunajec valley
ⓘ
Nowy Sącz region ⓘ |
| purpose |
reduction of flood risk on Dunajec River
ⓘ
regulation of Dunajec River flow ⓘ |
| reservoirName | Rożnów Lake ⓘ |
| reservoirPurpose |
flood retention
ⓘ
hydropower ⓘ |
| reservoirType | artificial lake ⓘ |
| riverBasin |
Vistula River basin
ⓘ
linked to:
Vistula basin
|
| secondaryFunction |
recreation support
ⓘ
water storage ⓘ |
| tourismAttraction | yes ⓘ |
| usedFor |
navigation improvement downstream
ⓘ
peak electricity generation ⓘ |
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: Rożnów Dam Description of subject: Rożnów Dam is a hydroelectric and flood-control dam on the Dunajec River in southern Poland, forming the artificial Rożnów Lake.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Rożnów Dam