Harperrig Reservoir
E178098
Harperrig Reservoir is a man-made freshwater reservoir in the Pentland Hills of Scotland, used for water supply, fishing, and recreation.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Harlaw Reservoir | 1 |
| Harperrig Reservoir canonical | 1 |
| Harperrig Reservoir dam | 1 |
| Torduff Reservoir | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1497202 — 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: Harperrig Reservoir Context triple: [West Lothian, containsBodyOfWater, Harperrig Reservoir]
-
A.
Foziling Reservoir
Foziling Reservoir is a major multipurpose water conservancy project in Anhui Province, China, known for flood control, irrigation, and water supply within the Huai River basin.
-
B.
Howden Reservoir
Howden Reservoir is a large man-made lake in Derbyshire’s Peak District, known as part of the Upper Derwent Valley chain of reservoirs supplying water to nearby cities and popular for its scenic surroundings and outdoor recreation.
-
C.
Bog Brook Reservoir
Bog Brook Reservoir is a small New York City water supply reservoir in southeastern New York State that forms part of the Croton Watershed system.
-
D.
Fells Reservoir
Fells Reservoir is a man-made water body in Massachusetts that serves as part of the regional water supply and recreational landscape within the Middlesex Fells Reservation.
-
E.
Dovestones Reservoir
Dovestones Reservoir is a scenic man-made lake in the Peak District near Oldham, England, popular for walking, wildlife, and outdoor recreation.
- 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: Harperrig Reservoir Target entity description: Harperrig Reservoir is a man-made freshwater reservoir in the Pentland Hills of Scotland, used for water supply, fishing, and recreation.
-
A.
Foziling Reservoir
Foziling Reservoir is a major multipurpose water conservancy project in Anhui Province, China, known for flood control, irrigation, and water supply within the Huai River basin.
-
B.
Howden Reservoir
Howden Reservoir is a large man-made lake in Derbyshire’s Peak District, known as part of the Upper Derwent Valley chain of reservoirs supplying water to nearby cities and popular for its scenic surroundings and outdoor recreation.
-
C.
Bog Brook Reservoir
Bog Brook Reservoir is a small New York City water supply reservoir in southeastern New York State that forms part of the Croton Watershed system.
-
D.
Fells Reservoir
Fells Reservoir is a man-made water body in Massachusetts that serves as part of the regional water supply and recreational landscape within the Middlesex Fells Reservation.
-
E.
Dovestones Reservoir
Dovestones Reservoir is a scenic man-made lake in the Peak District near Oldham, England, popular for walking, wildlife, and outdoor recreation.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
man-made lake
ⓘ
reservoir ⓘ |
| basinCountry | United Kingdom ⓘ |
| country | Scotland ⓘ |
| createdBy | impounding of the Water of Leith ⓘ |
| hasActivity |
birdwatching
ⓘ
coarse fishing ⓘ trout fishing ⓘ walking ⓘ |
| hasDam |
Harperrig Reservoir
self-linksurface differs
ⓘ
surface form:
Harperrig Reservoir dam
|
| hasEcologicalDesignation | Local Nature Reserve ⓘ |
| hasFunction |
flood control support
ⓘ
public water supply support ⓘ |
| hasInflow | Water of Leith ⓘ |
| hasLandscapeCharacter | upland reservoir ⓘ |
| hasNearbyFeature | Pentland Hills Regional Park ⓘ |
| hasNearbySettlement |
Balerno
ⓘ
West Calder ⓘ |
| hasOutflow | Water of Leith ⓘ |
| hasProtectionStatus | protected for wildlife and landscape value ⓘ |
| hasRecreationalAccess | shoreline paths ⓘ |
| hasWildlife |
brown trout
ⓘ
perch ⓘ pike ⓘ wading birds ⓘ wildfowl ⓘ |
| isOwnedBy | Scottish Water ⓘ |
| isUpstreamOf |
Harlaw Reservoir
ⓘ
Threipmuir Reservoir ⓘ |
| locatedIn |
Pentland Hills
ⓘ
West Lothian ⓘ |
| locatedNear | Edinburgh ⓘ |
| locatedOnWatercourse | Water of Leith ⓘ |
| manages | flow regulation of the Water of Leith ⓘ |
| partOf | Water of Leith catchment ⓘ |
| region | Lothian ⓘ |
| use |
fishing
ⓘ
recreation ⓘ water supply ⓘ |
| usedBy | anglers ⓘ |
| 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: Harperrig Reservoir Description of subject: Harperrig Reservoir is a man-made freshwater reservoir in the Pentland Hills of Scotland, used for water supply, fishing, and recreation.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Harlaw Reservoir
this entity surface form:
Torduff Reservoir
this entity surface form:
Harperrig Reservoir dam