Marsworth Top Lock
E1043268
Marsworth Top Lock is a canal lock situated at the junction of the Aylesbury Arm with the main Grand Union Canal in Buckinghamshire, England.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Marsworth Top Lock canonical | 1 |
| Marsworth lock flight | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13493659 — 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: Marsworth Top Lock Context triple: [Aylesbury Arm, hasLock, Marsworth Top Lock]
-
A.
Boulter's Lock
Boulter's Lock is a well-known lock and weir on the River Thames near Maidenhead, England, popular for leisure boating and riverside recreation.
-
B.
Kembs lock
Kembs lock is a major navigation lock on the Grand Canal d’Alsace in eastern France, facilitating ship passage along the Rhine.
-
C.
Maze Hill
Maze Hill is a suburban railway station in southeast London serving the Greenwich area on the North Kent Line.
-
D.
Mach Tower
Mach Tower is a drop tower thrill ride at Busch Gardens Williamsburg that lifts riders high into the air before plunging them rapidly back toward the ground.
-
E.
Corbett Tower
Corbett Tower is an elegant event and performance space located within Cincinnati Music Hall, often used for receptions, concerts, and special gatherings.
- 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: Marsworth Top Lock Target entity description: Marsworth Top Lock is a canal lock situated at the junction of the Aylesbury Arm with the main Grand Union Canal in Buckinghamshire, England.
-
A.
Boulter's Lock
Boulter's Lock is a well-known lock and weir on the River Thames near Maidenhead, England, popular for leisure boating and riverside recreation.
-
B.
Kembs lock
Kembs lock is a major navigation lock on the Grand Canal d’Alsace in eastern France, facilitating ship passage along the Rhine.
-
C.
Maze Hill
Maze Hill is a suburban railway station in southeast London serving the Greenwich area on the North Kent Line.
-
D.
Mach Tower
Mach Tower is a drop tower thrill ride at Busch Gardens Williamsburg that lifts riders high into the air before plunging them rapidly back toward the ground.
-
E.
Corbett Tower
Corbett Tower is an elegant event and performance space located within Cincinnati Music Hall, often used for receptions, concerts, and special gatherings.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
canal lock
ⓘ
navigation structure ⓘ |
| atJunctionOf |
Aylesbury Arm
ⓘ
Grand Union Canal ⓘ |
| connectsTo |
Aylesbury Arm
ⓘ
main line of the Grand Union Canal ⓘ |
| country | England ⓘ |
| hasAccess | towpath ⓘ |
| hasFunction | raise and lower boats between canal levels ⓘ |
| hasGateType | mitre gates ⓘ |
| hasHeritage | part of historic British canal network ⓘ |
| hasStructureType | narrow canal lock ⓘ |
| isTopLockOf | Marsworth lock flight ⓘ |
| locatedIn |
Buckinghamshire
ⓘ
England ⓘ Marsworth ⓘ United Kingdom ⓘ |
| locatedNear |
Marsworth Reservoirs
ⓘ
linked to:
Marsworth Reservoir
Startop’s End Reservoir ⓘ |
| maintainedBy | Canal & River Trust ⓘ |
| near |
Aylesbury
ⓘ
Tring ⓘ |
| onWaterway |
Aylesbury Arm
ⓘ
Grand Union Canal ⓘ |
| partOf |
Marsworth lock flight
ⓘ
linked to:
Marsworth Top Lock
|
| region | South East England ⓘ |
| usedFor |
inland waterway navigation
ⓘ
leisure boating ⓘ |
| waterwaySystem |
Grand Union Canal network
ⓘ
linked to:
Grand Union Canal
|
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: Marsworth Top Lock Description of subject: Marsworth Top Lock is a canal lock situated at the junction of the Aylesbury Arm with the main Grand Union Canal in Buckinghamshire, England.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Marsworth Top Lock