Barnes Mill Lock
E613320
Barnes Mill Lock is a historic navigation lock on the River Chelmer in Essex, England, used to manage water levels and enable boat passage along the waterway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Barnes Mill Lock canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T6657763 — 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: Barnes Mill Lock Context triple: [River Chelmer, hasStructure, Barnes Mill Lock]
-
A.
Aylestone Mill Lock
Aylestone Mill Lock is a canal lock on the River Soar in Leicester, England, used to manage water levels and enable boat navigation along the waterway.
-
B.
Catteshall Lock
Catteshall Lock is a historic navigation lock on the River Wey in Surrey, England, forming part of one of the country’s earliest commercial waterways.
-
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.
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.
-
E.
Sandford Lock
Sandford Lock is a navigation lock on the River Chelmer in Essex, 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: Barnes Mill Lock Target entity description: Barnes Mill Lock is a historic navigation lock on the River Chelmer in Essex, England, used to manage water levels and enable boat passage along the waterway.
-
A.
Aylestone Mill Lock
Aylestone Mill Lock is a canal lock on the River Soar in Leicester, England, used to manage water levels and enable boat navigation along the waterway.
-
B.
Catteshall Lock
Catteshall Lock is a historic navigation lock on the River Wey in Surrey, England, forming part of one of the country’s earliest commercial waterways.
-
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.
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.
-
E.
Sandford Lock
Sandford Lock is a navigation lock on the River Chelmer in Essex, England, used to manage water levels and enable boat passage along the river.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
historic structure
ⓘ
navigation lock ⓘ |
| country | United Kingdom ⓘ |
| environment | inland waterway ⓘ |
| hasAccess |
by boat
ⓘ
by towpath ⓘ |
| hasFunction | enable boats to pass between different water levels ⓘ |
| hasName | Barnes Mill Lock ⓘ |
| hasStructureType |
gates
ⓘ
lock chamber ⓘ |
| hasUse |
local navigation
ⓘ
recreational boating ⓘ |
| heritageStatus | historic ⓘ |
| isPartOf | River Chelmer navigation route ⓘ |
| locatedIn |
England
ⓘ
Essex ⓘ United Kingdom ⓘ |
| locatedNear | Chelmsford ⓘ |
| locatedOnWaterway | River Chelmer ⓘ |
| manages | water levels ⓘ |
| partOf | Chelmer navigation system ⓘ |
| region | East of England ⓘ |
| usedFor |
boat passage
ⓘ
navigation ⓘ |
| watercourse | River Chelmer ⓘ |
| waterManagementRole | control of river navigation levels ⓘ |
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: Barnes Mill Lock Description of subject: Barnes Mill Lock is a historic navigation lock on the River Chelmer in Essex, England, used to manage water levels and enable boat passage along the waterway.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
River Chelmer (via nearby junctions and structures)