King George V Reservoir
E900186
King George V Reservoir is a large drinking water storage reservoir in the Lee Valley, north of London, that forms part of the area’s extensive water supply and wetland landscape.
All labels observed (2)
| Label | Occurrences |
|---|---|
| King George V Reservoir canonical | 2 |
| William Girling Reservoir | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11015926 — 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: King George V Reservoir Context triple: [Lee Valley Regional Park, hasPart, King George V Reservoir]
-
A.
Tittesworth Reservoir
Tittesworth Reservoir is a scenic water reservoir and nature spot in Staffordshire, England, popular for walking, wildlife watching, and outdoor recreation.
-
B.
Gouthwaite Reservoir
Gouthwaite Reservoir is a large man-made lake in Nidderdale, North Yorkshire, England, known for its role in water supply, flood control, and as a wildlife-rich nature reserve.
-
C.
Woodhead Reservoir
Woodhead Reservoir is a major man-made lake in the Longdendale Valley in northern England, built to supply water and help regulate flows along the River Etherow.
-
D.
Pinewood Reservoir
Pinewood Reservoir is a man-made lake in northern Colorado that serves as a storage and regulation facility within the region’s transmountain water diversion and delivery system.
-
E.
Norris Reservoir
Norris Reservoir is a large man-made lake in eastern Tennessee created by the Norris Dam on the Clinch River, popular for recreation, fishing, and hydroelectric power generation.
- 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: King George V Reservoir Target entity description: King George V Reservoir is a large drinking water storage reservoir in the Lee Valley, north of London, that forms part of the area’s extensive water supply and wetland landscape.
-
A.
Tittesworth Reservoir
Tittesworth Reservoir is a scenic water reservoir and nature spot in Staffordshire, England, popular for walking, wildlife watching, and outdoor recreation.
-
B.
Gouthwaite Reservoir
Gouthwaite Reservoir is a large man-made lake in Nidderdale, North Yorkshire, England, known for its role in water supply, flood control, and as a wildlife-rich nature reserve.
-
C.
Woodhead Reservoir
Woodhead Reservoir is a major man-made lake in the Longdendale Valley in northern England, built to supply water and help regulate flows along the River Etherow.
-
D.
Pinewood Reservoir
Pinewood Reservoir is a man-made lake in northern Colorado that serves as a storage and regulation facility within the region’s transmountain water diversion and delivery system.
-
E.
Norris Reservoir
Norris Reservoir is a large man-made lake in eastern Tennessee created by the Norris Dam on the Clinch River, popular for recreation, fishing, and hydroelectric power generation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
artificial lake
ⓘ
drinking water reservoir ⓘ |
| access | not generally open to the public ⓘ |
| area |
approximately 1.03 square kilometres
ⓘ
approximately 103 hectares ⓘ |
| basinCountry | United Kingdom ⓘ |
| category |
Lee Valley Park
NERFINISHED
ⓘ
Reservoirs in London ⓘ Thames Water reservoirs NERFINISHED ⓘ |
| constructionStartDate | 1908 ⓘ |
| country | United Kingdom ⓘ |
| elevationAboveSeaLevel | about 15 metres ⓘ |
| function | regulating storage for water treatment works ⓘ |
| habitat | wetland habitat for waterbirds ⓘ |
| hasStructure |
earth embankment walls
ⓘ
inlet works ⓘ outlet works ⓘ pumping station ⓘ |
| inception | 1912 ⓘ |
| locatedIn |
Lee Valley
NERFINISHED
ⓘ
London Borough of Enfield NERFINISHED ⓘ north of London ⓘ |
| locatedInProtectedArea |
Lee Valley Special Protection Area
NERFINISHED
ⓘ
Ramsar site Lee Valley NERFINISHED ⓘ |
| locatedInRegion |
Greater London
NERFINISHED
ⓘ
South East England ⓘ |
| locatedInRiverBasin | River Lee basin NERFINISHED ⓘ |
| locatedNear |
Chingford
NERFINISHED
ⓘ
Enfield Lock NERFINISHED ⓘ King George V Lock NERFINISHED ⓘ Ponders End NERFINISHED ⓘ River Lee Navigation NERFINISHED ⓘ William Girling Reservoir NERFINISHED ⓘ |
| maximumDepth | about 10 metres ⓘ |
| namedAfter | George V NERFINISHED ⓘ |
| namedFor | King George V of the United Kingdom NERFINISHED ⓘ |
| notableFor |
importance for overwintering wildfowl
ⓘ
role in London’s strategic water storage ⓘ |
| openingDate | 1913 ⓘ |
| operator | Thames Water NERFINISHED ⓘ |
| owner | Thames Water NERFINISHED ⓘ |
| partOf |
Lee Valley Reservoir Chain
NERFINISHED
ⓘ
Lee Valley wetland landscape NERFINISHED ⓘ London water supply system ⓘ |
| use |
drinking water storage
ⓘ
public water supply ⓘ |
| waterSource |
Lee Valley abstraction works
ⓘ
River Lee Diversion 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: King George V Reservoir Description of subject: King George V Reservoir is a large drinking water storage reservoir in the Lee Valley, north of London, that forms part of the area’s extensive water supply and wetland landscape.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
William Girling Reservoir
this entity surface form:
William Girling Reservoir