Tottenham Lock
E259376
Tottenham Lock is a canal lock on the River Lea in North London, used to manage water levels and enable boat navigation along the river.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tottenham Lock canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2346265 — 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: Tottenham Lock Context triple: [River Lea, hasStructure, Tottenham Lock]
-
A.
Brentford Lock
Brentford Lock is a historic canal lock and waterside area on the Grand Union Canal in Brentford, west London, known for its maritime heritage and regenerated residential and leisure developments.
-
B.
Shepperton Lock
Shepperton Lock is a lock on the River Thames in England, used to manage river navigation and water levels near the town of Shepperton.
-
C.
Bardney Lock
Bardney Lock is a navigation lock on the River Witham in Lincolnshire, England, used to manage water levels and enable boat passage along the river.
-
D.
East Farleigh Lock
East Farleigh Lock is a navigation lock on the River Medway in Kent, England, used to manage water levels and enable boat passage along the river.
-
E.
Allington Lock
Allington Lock is a key navigation and flood-control lock on the River Medway in Kent, England, marking the tidal limit of the river.
- 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: Tottenham Lock Target entity description: Tottenham Lock is a canal lock on the River Lea in North London, used to manage water levels and enable boat navigation along the river.
-
A.
Brentford Lock
Brentford Lock is a historic canal lock and waterside area on the Grand Union Canal in Brentford, west London, known for its maritime heritage and regenerated residential and leisure developments.
-
B.
Shepperton Lock
Shepperton Lock is a lock on the River Thames in England, used to manage river navigation and water levels near the town of Shepperton.
-
C.
Bardney Lock
Bardney Lock is a navigation lock on the River Witham in Lincolnshire, England, used to manage water levels and enable boat passage along the river.
-
D.
East Farleigh Lock
East Farleigh Lock is a navigation lock on the River Medway in Kent, England, used to manage water levels and enable boat passage along the river.
-
E.
Allington Lock
Allington Lock is a key navigation and flood-control lock on the River Medway in Kent, England, marking the tidal limit of the river.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | canal lock ⓘ |
| country | United Kingdom ⓘ |
| hasAccess | towpath ⓘ |
| hasFunction |
lowering boats
ⓘ
raising boats ⓘ |
| hasStructure |
gates
ⓘ
lock chamber ⓘ sluices ⓘ |
| hasUse |
angling access
ⓘ
leisure cruising ⓘ recreational boating ⓘ |
| isPartOfSystem |
London waterway network
ⓘ
linked to:
Greater London waterways
River Lea locks ⓘ |
| locatedIn |
England
ⓘ
London ⓘ
linked to:
London, England
Tottenham ⓘ United Kingdom ⓘ |
| locatedInRegion | North London ⓘ |
| locatedNear | Tottenham Hale ⓘ |
| locatedOnWaterway | River Lea ⓘ |
| maintainedBy | Canal & River Trust ⓘ |
| navigationAuthority | Canal & River Trust ⓘ |
| partOf | Lee Navigation ⓘ |
| region | London Borough of Haringey ⓘ |
| servesSettlement | Tottenham ⓘ |
| usedFor |
boat navigation
ⓘ
flood control assistance ⓘ water level management ⓘ |
| watercourse | River Lea ⓘ |
| waterwayType | river navigation lock ⓘ |
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: Tottenham Lock Description of subject: Tottenham Lock is a canal lock on the River Lea in North London, used to manage water levels and enable boat navigation along the river.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.