Gladstone Lock
E226515
Gladstone Lock is a major ship lock within the Port of Liverpool that enables large vessels to access the port’s dock system from the River Mersey.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Gladstone Lock canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2000236 — 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: Gladstone Lock Context triple: [Port of Liverpool, hasPart, Gladstone Lock]
-
A.
Sunbury Lock
Sunbury Lock is a lock on the River Thames in England, used to manage water levels and enable boats to navigate between different stretches of the river.
-
B.
Barton Lock
Barton Lock is a lock on the Manchester Ship Canal that enables vessels to navigate changes in water level along this major industrial waterway in northwest England.
-
C.
Rosedale Lock
Rosedale Lock is a navigational lock on Ontario’s Trent–Severn Waterway that helps boats transition between different water levels along the canal system.
-
D.
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.
-
E.
Gloucester Lock
Gloucester Lock is a canal lock in the city of Gloucester, England, that connects the Gloucester and Sharpness Canal with the River Severn and manages navigation between them.
- 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: Gladstone Lock Target entity description: Gladstone Lock is a major ship lock within the Port of Liverpool that enables large vessels to access the port’s dock system from the River Mersey.
-
A.
Sunbury Lock
Sunbury Lock is a lock on the River Thames in England, used to manage water levels and enable boats to navigate between different stretches of the river.
-
B.
Barton Lock
Barton Lock is a lock on the Manchester Ship Canal that enables vessels to navigate changes in water level along this major industrial waterway in northwest England.
-
C.
Rosedale Lock
Rosedale Lock is a navigational lock on Ontario’s Trent–Severn Waterway that helps boats transition between different water levels along the canal system.
-
D.
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.
-
E.
Gloucester Lock
Gloucester Lock is a canal lock in the city of Gloucester, England, that connects the Gloucester and Sharpness Canal with the River Severn and manages navigation between them.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
maritime infrastructure
ⓘ
ship lock ⓘ |
| adjacentTo | Gladstone Dock ⓘ |
| connectsTo |
Liverpool docks
ⓘ
surface form:
Liverpool dock system
River Mersey ⓘ |
| country | United Kingdom ⓘ |
| hasAccess |
large cargo ships
ⓘ
ocean‑going vessels ⓘ |
| hasFunction | enables vessels to enter and leave dock system ⓘ |
| hasType | sea lock ⓘ |
| industry |
freight transport
ⓘ
maritime transport ⓘ |
| locatedIn |
England
ⓘ
Liverpool ⓘ Merseyside ⓘ Port of Liverpool ⓘ United Kingdom ⓘ |
| locatedOn |
Mersey Estuary
ⓘ
surface form:
Mersey estuary
|
| namedAfter | William Ewart Gladstone ⓘ |
| operatedBy |
Port of Liverpool
ⓘ
surface form:
Port of Liverpool authorities
|
| partOf |
Port of Liverpool
ⓘ
surface form:
Port of Liverpool dock system
Port of Liverpool entrance infrastructure ⓘ |
| regionServed | North West England ⓘ |
| serves |
Gladstone Dock
ⓘ
Port of Liverpool ⓘ |
| usedFor |
access for large vessels
ⓘ
commercial shipping ⓘ port access ⓘ |
| waterway | River Mersey ⓘ |
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: Gladstone Lock Description of subject: Gladstone Lock is a major ship lock within the Port of Liverpool that enables large vessels to access the port’s dock system from the River Mersey.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.