Lea Valley aqueducts
E920107
The Lea Valley aqueducts are a network of water-carrying channels and tunnels that transport treated water from sources outside London into the Lee Valley reservoirs as part of the city's public water supply system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lea Valley aqueducts canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11347030 — 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: Lea Valley aqueducts Context triple: [Lee Valley reservoirs, waterSource, Lea Valley aqueducts]
-
A.
Minden Aqueduct
The Minden Aqueduct is a large navigable aqueduct in Germany that carries the Mittelland Canal over the River Weser near the town of Minden.
-
B.
Aqueduct Canal
The Aqueduct Canal is a man-made waterway in the Sud-Ouest borough of Montreal, Quebec, historically built to supply the city with drinking water and now also serving recreational and scenic purposes.
-
C.
Wigwell Aqueduct
Wigwell Aqueduct is a historic stone-built waterway structure in Derbyshire, England, carrying the Cromford Canal over the Wigwell valley.
-
D.
Almond Aqueduct
Almond Aqueduct is a historic stone aqueduct in Scotland that carries the Union Canal over the River Almond near Edinburgh.
-
E.
Avon Aqueduct
The Avon Aqueduct is a historic 19th-century Scottish aqueduct that carries the Union Canal over the River Avon near Linlithgow, and is one of the largest aqueducts of its kind in the United Kingdom.
- 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: Lea Valley aqueducts Target entity description: The Lea Valley aqueducts are a network of water-carrying channels and tunnels that transport treated water from sources outside London into the Lee Valley reservoirs as part of the city's public water supply system.
-
A.
Minden Aqueduct
The Minden Aqueduct is a large navigable aqueduct in Germany that carries the Mittelland Canal over the River Weser near the town of Minden.
-
B.
Aqueduct Canal
The Aqueduct Canal is a man-made waterway in the Sud-Ouest borough of Montreal, Quebec, historically built to supply the city with drinking water and now also serving recreational and scenic purposes.
-
C.
Wigwell Aqueduct
Wigwell Aqueduct is a historic stone-built waterway structure in Derbyshire, England, carrying the Cromford Canal over the Wigwell valley.
-
D.
Almond Aqueduct
Almond Aqueduct is a historic stone aqueduct in Scotland that carries the Union Canal over the River Almond near Edinburgh.
-
E.
Avon Aqueduct
The Avon Aqueduct is a historic 19th-century Scottish aqueduct that carries the Union Canal over the River Avon near Linlithgow, and is one of the largest aqueducts of its kind in the United Kingdom.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
aqueduct system
ⓘ
civil engineering structure ⓘ water supply infrastructure ⓘ |
| associatedWithRiver | River Lea NERFINISHED ⓘ |
| connectsTo | Lee Valley reservoirs NERFINISHED ⓘ |
| designedFor | long-distance water conveyance ⓘ |
| engineeringDiscipline | hydraulic engineering ⓘ |
| feeds | urban population of London ⓘ |
| feedsInfrastructure | Lee Valley reservoir system NERFINISHED ⓘ |
| function |
public water supply
ⓘ
transport potable water ⓘ |
| hasComponent |
control structures
ⓘ
valves and sluices ⓘ water tunnels ⓘ water-carrying channels ⓘ |
| locatedIn |
England
ⓘ
Lea Valley NERFINISHED ⓘ United Kingdom ⓘ |
| maintainedBy | water utility companies serving London ⓘ |
| partOf |
Lea Valley water infrastructure
ⓘ
London water supply system NERFINISHED ⓘ |
| purpose | ensure reliable water supply to London ⓘ |
| roleInSystem | bulk transfer of treated water ⓘ |
| serves | London NERFINISHED ⓘ |
| transports | treated water ⓘ |
| usesChannelType |
open channels
ⓘ
pipelines ⓘ tunnels ⓘ |
| waterSourceLocation | outside London ⓘ |
| waterType | treated drinking water ⓘ |
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: Lea Valley aqueducts Description of subject: The Lea Valley aqueducts are a network of water-carrying channels and tunnels that transport treated water from sources outside London into the Lee Valley reservoirs as part of the city's public water supply system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.