Trängslet Dam
E609426
Trängslet Dam is one of Sweden’s largest hydroelectric power dams, located on the Dalälven River and known for its significant role in the country’s renewable energy production.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Trängslet Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6642283 — 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: Trängslet Dam Context triple: [Dalälven, hasHydroelectricPlant, Trängslet Dam]
-
A.
Kungsängen
Kungsängen is a locality in Stockholm County, Sweden, serving as the administrative and population center of Upplands-Bro Municipality.
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B.
Stäket
Stäket is a locality in the northern Stockholm region of Sweden, situated within Järfälla Municipality and known for its residential areas and proximity to Lake Mälaren.
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C.
Hammarbyleden
Hammarbyleden is a shipping canal and fairway in Stockholm that connects Lake Mälaren with the Baltic Sea, facilitating maritime traffic through the city.
-
D.
Lejonbacken
Lejonbacken is the broad, gently sloping northern ramp and terrace of Stockholm Palace, known for its monumental lion statues and as a ceremonial approach to the royal residence.
-
E.
Barbro
Barbro is a fictional character from Knut Hamsun’s novel "Growth of the Soil," representing the social and moral tensions of rural Norwegian life.
- 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: Trängslet Dam Target entity description: Trängslet Dam is one of Sweden’s largest hydroelectric power dams, located on the Dalälven River and known for its significant role in the country’s renewable energy production.
-
A.
Kungsängen
Kungsängen is a locality in Stockholm County, Sweden, serving as the administrative and population center of Upplands-Bro Municipality.
-
B.
Stäket
Stäket is a locality in the northern Stockholm region of Sweden, situated within Järfälla Municipality and known for its residential areas and proximity to Lake Mälaren.
-
C.
Hammarbyleden
Hammarbyleden is a shipping canal and fairway in Stockholm that connects Lake Mälaren with the Baltic Sea, facilitating maritime traffic through the city.
-
D.
Lejonbacken
Lejonbacken is the broad, gently sloping northern ramp and terrace of Stockholm Palace, known for its monumental lion statues and as a ceremonial approach to the royal residence.
-
E.
Barbro
Barbro is a fictional character from Knut Hamsun’s novel "Growth of the Soil," representing the social and moral tensions of rural Norwegian life.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| annualGeneration | approximately 1.6 terawatt-hours ⓘ |
| basinCountry | Sweden NERFINISHED ⓘ |
| commissioningYear | 1960 ⓘ |
| constructionMaterial | concrete ⓘ |
| constructionStart | 1955 ⓘ |
| contributesTo | renewable electricity production in Sweden ⓘ |
| country | Sweden ⓘ |
| crestElevation | 605 metres above sea level ⓘ |
| designedFor | peak load regulation ⓘ |
| energySource | hydropower ⓘ |
| hasFunction |
electricity generation
ⓘ
river regulation ⓘ |
| hasSpillway | yes ⓘ |
| height |
125 metres
ⓘ
410 feet ⓘ |
| installedCapacity | 330 megawatts ⓘ |
| isPartOf | Nordic synchronous grid NERFINISHED ⓘ |
| languageOfName | Swedish ⓘ |
| length |
2920 feet
ⓘ
890 metres ⓘ |
| locatedIn |
Dalarna County
NERFINISHED
ⓘ
Älvdalen Municipality NERFINISHED ⓘ |
| locatedInRegion | central Sweden ⓘ |
| locatedOnRiver | Dalälven NERFINISHED ⓘ |
| nearbySettlement |
Idre
NERFINISHED
ⓘ
Älvdalen NERFINISHED ⓘ |
| notableFor |
large storage reservoir
ⓘ
significant role in Sweden’s renewable energy production ⓘ |
| numberOfTurbines | 3 ⓘ |
| openingDate | 1960 ⓘ |
| operator | Fortum NERFINISHED ⓘ |
| owner | Fortum Sverige AB NERFINISHED ⓘ |
| partOf |
Dalälven hydropower system
NERFINISHED
ⓘ
Swedish national grid ⓘ |
| purpose | power generation ⓘ |
| rankInSwedenByHeight | one of the highest dams in Sweden ⓘ |
| rankInSwedenByReservoirVolume | one of the largest reservoirs in Sweden ⓘ |
| regulates | water flow in Dalälven ⓘ |
| reservoirCapacityTotal |
0.88 cubic kilometres
ⓘ
880000000 cubic metres ⓘ |
| reservoirName | Trängsletsjön NERFINISHED ⓘ |
| reservoirSurfaceArea | 70 square kilometres ⓘ |
| riverSection | Österdalälven NERFINISHED ⓘ |
| spillwayType | gated overflow ⓘ |
| turbineType | Francis turbine ⓘ |
| watercourse | Dalälven River NERFINISHED ⓘ |
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: Trängslet Dam Description of subject: Trängslet Dam is one of Sweden’s largest hydroelectric power dams, located on the Dalälven River and known for its significant role in the country’s renewable energy production.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.