Harkort Reservoir
E810426
Harkort Reservoir is an artificial lake on the Ruhr River in North Rhine-Westphalia, Germany, used for water management, recreation, and regional flood control.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Harkort Reservoir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9525624 — 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: Harkort Reservoir Context triple: [Ruhrverband, manages, Harkort Reservoir]
-
A.
Henne Reservoir
Henne Reservoir is a man-made lake in North Rhine-Westphalia, Germany, primarily used for water supply, flood control, and recreation.
-
B.
Harperrig Reservoir
Harperrig Reservoir is a man-made freshwater reservoir in the Pentland Hills of Scotland, used for water supply, fishing, and recreation.
-
C.
Hinckley Reservoir
Hinckley Reservoir is a large man-made lake in central New York that serves as a major water supply source and recreational area for the region.
-
D.
Fernilee Reservoir
Fernilee Reservoir is a scenic man-made lake in the Goyt Valley in Derbyshire, England, popular for walking, wildlife, and outdoor recreation.
-
E.
Rur Reservoir
Rur Reservoir is a large artificial lake in Germany’s Eifel region, known for its scenic surroundings, recreational activities, and role in regional water management.
- 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: Harkort Reservoir Target entity description: Harkort Reservoir is an artificial lake on the Ruhr River in North Rhine-Westphalia, Germany, used for water management, recreation, and regional flood control.
-
A.
Henne Reservoir
Henne Reservoir is a man-made lake in North Rhine-Westphalia, Germany, primarily used for water supply, flood control, and recreation.
-
B.
Harperrig Reservoir
Harperrig Reservoir is a man-made freshwater reservoir in the Pentland Hills of Scotland, used for water supply, fishing, and recreation.
-
C.
Hinckley Reservoir
Hinckley Reservoir is a large man-made lake in central New York that serves as a major water supply source and recreational area for the region.
-
D.
Fernilee Reservoir
Fernilee Reservoir is a scenic man-made lake in the Goyt Valley in Derbyshire, England, popular for walking, wildlife, and outdoor recreation.
-
E.
Rur Reservoir
Rur Reservoir is a large artificial lake in Germany’s Eifel region, known for its scenic surroundings, recreational activities, and role in regional water management.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
body of water
ⓘ
reservoir ⓘ |
| basinCountry | Germany ⓘ |
| continent | Europe ⓘ |
| country | Germany NERFINISHED ⓘ |
| hasFunction |
level regulation of the Ruhr
ⓘ
low-flow augmentation ⓘ regional flood retention ⓘ |
| hasShorelineActivity |
cycling
ⓘ
jogging ⓘ walking ⓘ |
| isPartOf | Ruhrverband water management system ⓘ |
| locatedIn |
Germany
ⓘ
North Rhine-Westphalia ⓘ Ruhr valley NERFINISHED ⓘ |
| locatedNear |
Hagen
NERFINISHED
ⓘ
Herdecke NERFINISHED ⓘ Wetter (Ruhr) NERFINISHED ⓘ |
| locatedOnRiver | Ruhr NERFINISHED ⓘ |
| namedAfter | Friedrich Harkort NERFINISHED ⓘ |
| partOf |
Ruhr reservoir system
NERFINISHED
ⓘ
Ruhr river basin NERFINISHED ⓘ |
| primaryInflows | Ruhr NERFINISHED ⓘ |
| primaryOutflows | Ruhr NERFINISHED ⓘ |
| region | Arnsberg administrative region NERFINISHED ⓘ |
| use |
angling
ⓘ
boating ⓘ flood control ⓘ recreation ⓘ sailing ⓘ tourism ⓘ water management ⓘ water sports ⓘ |
| waterBodyType | reservoir on river ⓘ |
| watercourse | Ruhr 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: Harkort Reservoir Description of subject: Harkort Reservoir is an artificial lake on the Ruhr River in North Rhine-Westphalia, Germany, used for water management, recreation, and regional flood control.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.