Tewitfield Locks
E499587
Tewitfield Locks is a historic flight of canal locks at the northern end of the Lancaster Canal in Lancashire, England, marking the former navigable limit of the waterway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tewitfield Locks canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5152887 — 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: Tewitfield Locks Context triple: [Lancaster Canal, notableStructure, Tewitfield Locks]
-
A.
Watford Locks
Watford Locks is a flight of canal locks on the Grand Union Canal in Northamptonshire, England, known for lifting boats between the canal’s lower and upper levels near Watford Gap.
-
B.
Dutton Locks
Dutton Locks is a set of navigation locks on the River Weaver in Cheshire, England, used to manage water levels and enable boat passage along the river.
-
C.
Saltersford Lock
Saltersford Lock is a navigation lock on the River Weaver in Cheshire, England, used to manage water levels and enable boat passage along the river.
-
D.
Marple Locks
Marple Locks is a historic flight of canal locks on the Peak Forest Canal in Marple, Greater Manchester, known for its steep ascent and scenic surroundings.
-
E.
Thurmaston Lock
Thurmaston Lock is a navigation lock on the River Soar in Leicestershire, England, used to manage water levels and enable boat passage along 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: Tewitfield Locks Target entity description: Tewitfield Locks is a historic flight of canal locks at the northern end of the Lancaster Canal in Lancashire, England, marking the former navigable limit of the waterway.
-
A.
Watford Locks
Watford Locks is a flight of canal locks on the Grand Union Canal in Northamptonshire, England, known for lifting boats between the canal’s lower and upper levels near Watford Gap.
-
B.
Dutton Locks
Dutton Locks is a set of navigation locks on the River Weaver in Cheshire, England, used to manage water levels and enable boat passage along the river.
-
C.
Saltersford Lock
Saltersford Lock is a navigation lock on the River Weaver in Cheshire, England, used to manage water levels and enable boat passage along the river.
-
D.
Marple Locks
Marple Locks is a historic flight of canal locks on the Peak Forest Canal in Marple, Greater Manchester, known for its steep ascent and scenic surroundings.
-
E.
Thurmaston Lock
Thurmaston Lock is a navigation lock on the River Soar in Leicestershire, England, used to manage water levels and enable boat passage along the river.
- F. None of above. chosen
Statements (35)
| Predicate | Object |
|---|---|
| instanceOf |
flight of canal locks
ⓘ
historic structure ⓘ |
| builtFor | navigation between Lancaster and Kendal ⓘ |
| connects |
lower level of Lancaster Canal
ⓘ
upper level of Lancaster Canal (now unnavigable) ⓘ |
| constructionStart | late 18th century ⓘ |
| country | United Kingdom ⓘ |
| crossedBy |
A6070 road
ⓘ
M6 motorway ⓘ |
| formsPartOf |
Lancaster Canal northern terminus
ⓘ
linked to:
Lancaster Canal
|
| hasFeature |
bywash channels
ⓘ
lock chambers ⓘ towpath ⓘ weirs ⓘ |
| hasHeritageStatus | scheduled monument ⓘ |
| hasInterpretiveBoards | yes ⓘ |
| hasLockCount | 8 ⓘ |
| hasPublicAccess | yes ⓘ |
| hasRestorationGoal | future reopening to navigation ⓘ |
| historicalSignificance | example of late 18th-century canal engineering ⓘ |
| isManagedBy | Canal & River Trust ⓘ |
| isPartOf |
Lancaster Canal conservation area
ⓘ
linked to:
Lancaster Canal
|
| locatedIn |
England
ⓘ
Lancashire ⓘ |
| locatedNear | Tewitfield ⓘ |
| locatedOnCanal | Lancaster Canal ⓘ |
| marks | former navigable limit of the Lancaster Canal ⓘ |
| nearbySettlement |
Carnforth
ⓘ
linked to:
CARNFORTH
|
| opened | 1797 ⓘ |
| region | North West England ⓘ |
| status |
partly disused
ⓘ
partly restored ⓘ |
| usedFor |
heritage tourism
ⓘ
recreational walking ⓘ |
| waterway | Lancaster 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: Tewitfield Locks Description of subject: Tewitfield Locks is a historic flight of canal locks at the northern end of the Lancaster Canal in Lancashire, England, marking the former navigable limit of the waterway.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.