Pickett’s Lock
E896968
Pickett’s Lock is a lock on the River Lee Navigation in north London, used to manage water levels and enable boat passage along the canalized river.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pickett’s Lock canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10976016 — 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: Pickett’s Lock Context triple: [Lee Navigation, hasLock, Pickett’s Lock]
-
A.
Poe Lock
Poe Lock is one of the major ship locks at the Soo Locks complex in Sault Ste. Marie, Michigan, enabling large commercial vessels to transit between Lake Superior and the lower Great Lakes.
-
B.
Wilson's Mills
Wilson's Mills is a small town in North Carolina known for its residential communities and proximity to the Raleigh metropolitan area.
-
C.
Sinking Spring
Sinking Spring is the natural spring in Kentucky beside which Abraham Lincoln was born, now preserved as a key feature of the Abraham Lincoln Birthplace National Historical Park.
-
D.
Fort Hawkins
Fort Hawkins was an early 19th-century U.S. military fort and frontier trading post that became the nucleus for the later city of Macon, Georgia.
-
E.
Fort Henry
Fort Henry was a Confederate stronghold on the Tennessee River whose capture by Union forces in 1862 marked a key early victory in the Western Theater of the American Civil War.
- 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: Pickett’s Lock Target entity description: Pickett’s Lock is a lock on the River Lee Navigation in north London, used to manage water levels and enable boat passage along the canalized river.
-
A.
Poe Lock
Poe Lock is one of the major ship locks at the Soo Locks complex in Sault Ste. Marie, Michigan, enabling large commercial vessels to transit between Lake Superior and the lower Great Lakes.
-
B.
Wilson's Mills
Wilson's Mills is a small town in North Carolina known for its residential communities and proximity to the Raleigh metropolitan area.
-
C.
Sinking Spring
Sinking Spring is the natural spring in Kentucky beside which Abraham Lincoln was born, now preserved as a key feature of the Abraham Lincoln Birthplace National Historical Park.
-
D.
Fort Hawkins
Fort Hawkins was an early 19th-century U.S. military fort and frontier trading post that became the nucleus for the later city of Macon, Georgia.
-
E.
Fort Henry
Fort Henry was a Confederate stronghold on the Tennessee River whose capture by Union forces in 1862 marked a key early victory in the Western Theater of the American Civil War.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
canal infrastructure
ⓘ
navigation lock ⓘ |
| country | United Kingdom ⓘ |
| hasAccess | towpath ⓘ |
| hasAlternativeSpelling | Picketts Lock NERFINISHED ⓘ |
| hasFunction |
enables boat passage
ⓘ
water level control ⓘ |
| hasNavigationAuthority | Canal & River Trust NERFINISHED ⓘ |
| hasNearbyFeature |
Lee Valley Regional Park
NERFINISHED
ⓘ
Pickett’s Lock Leisure Centre site NERFINISHED ⓘ |
| hasPurpose |
to maintain navigable depth
ⓘ
to overcome change in water level ⓘ |
| hasStructure |
gates
ⓘ
lock chamber ⓘ paddles or sluices ⓘ |
| isEngineeringStructureOn | River Lee Navigation NERFINISHED ⓘ |
| isInfrastructureType | inland waterway lock ⓘ |
| isPartOf | Lee Valley waterway network NERFINISHED ⓘ |
| locatedIn |
England
ⓘ
London NERFINISHED ⓘ United Kingdom ⓘ north London ⓘ |
| locatedInBorough | London Borough of Enfield NERFINISHED ⓘ |
| locatedNear | Edmonton NERFINISHED ⓘ |
| locatedOnWaterway | River Lee Navigation NERFINISHED ⓘ |
| manages | water levels ⓘ |
| partOf | River Lea / Lee navigation system NERFINISHED ⓘ |
| previousNavigationAuthority | British Waterways NERFINISHED ⓘ |
| region | Lee Valley NERFINISHED ⓘ |
| serves | boat traffic on River Lee Navigation ⓘ |
| usedBy |
narrowboats
ⓘ
pleasure craft ⓘ small commercial vessels ⓘ |
| usedFor |
inland navigation
ⓘ
recreational boating ⓘ small craft passage ⓘ |
| waterway | River Lea NERFINISHED ⓘ |
| waterwaySystem | River Lea system NERFINISHED ⓘ |
| waterwayType | canalised river ⓘ |
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: Pickett’s Lock Description of subject: Pickett’s Lock is a lock on the River Lee Navigation in north London, used to manage water levels and enable boat passage along the canalized river.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.