Davis Lock
E658728
Davis Lock is one of the navigation locks within the Soo Locks complex that enables ships to transit between different water levels on the St. Marys River between Lake Superior and the lower Great Lakes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Davis Lock canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7356091 — 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: Davis Lock Context triple: [Soo Locks, hasPart, Davis Lock]
-
A.
Wilson Lock
Wilson Lock is a major navigation lock on the Tennessee River in Alabama that facilitates river traffic around Wilson Dam as part of the Tennessee Valley Authority system.
-
B.
Johnson’s Lock
Johnson’s Lock is a canal lock on Regent’s Canal in London, used to raise and lower boats along the waterway.
-
C.
Wheeler Lock
Wheeler Lock is a navigation lock on the Tennessee River in northern Alabama that helps vessels bypass Wheeler Dam as part of the Tennessee Valley Authority’s waterway system.
-
D.
Romney Lock
Romney Lock is a lock on the River Thames in England, known for managing river navigation and water levels near Windsor.
-
E.
Holmes Lock
Holmes Lock is a canal lock on the Sheffield and South Yorkshire Navigation in South Yorkshire, England, used to raise and lower boats between different water levels.
- 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: Davis Lock Target entity description: Davis Lock is one of the navigation locks within the Soo Locks complex that enables ships to transit between different water levels on the St. Marys River between Lake Superior and the lower Great Lakes.
-
A.
Wilson Lock
Wilson Lock is a major navigation lock on the Tennessee River in Alabama that facilitates river traffic around Wilson Dam as part of the Tennessee Valley Authority system.
-
B.
Johnson’s Lock
Johnson’s Lock is a canal lock on Regent’s Canal in London, used to raise and lower boats along the waterway.
-
C.
Wheeler Lock
Wheeler Lock is a navigation lock on the Tennessee River in northern Alabama that helps vessels bypass Wheeler Dam as part of the Tennessee Valley Authority’s waterway system.
-
D.
Romney Lock
Romney Lock is a lock on the River Thames in England, known for managing river navigation and water levels near Windsor.
-
E.
Holmes Lock
Holmes Lock is a canal lock on the Sheffield and South Yorkshire Navigation in South Yorkshire, England, used to raise and lower boats between different water levels.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
canal lock
ⓘ
navigation lock ⓘ |
| adjacentTo | other Soo Locks ⓘ |
| connectsWaterBody |
Lake Superior
NERFINISHED
ⓘ
lower Great Lakes ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasAccessFrom |
Lake Superior upbound channel
ⓘ
St. Marys River downbound channel ⓘ |
| hasFunction |
enables ships to transit between different water levels
ⓘ
supports commercial shipping traffic ⓘ |
| isComponentOf | St. Marys Falls Canal NERFINISHED ⓘ |
| isCriticalFor |
Great Lakes coal shipments
ⓘ
Great Lakes grain shipments ⓘ Great Lakes iron ore shipments ⓘ |
| isInfrastructureType | federal navigation project ⓘ |
| locatedIn | Sault Ste. Marie, Michigan NERFINISHED ⓘ |
| locatedInHydrologicSystem | Great Lakes Basin NERFINISHED ⓘ |
| locatedNear | U.S.–Canada border at Sault Ste. Marie NERFINISHED ⓘ |
| locatedOnWaterway | St. Marys River NERFINISHED ⓘ |
| namedAfter | Colonel Charles H. Davis NERFINISHED ⓘ |
| operatedBy | U.S. Army Corps of Engineers NERFINISHED ⓘ |
| partOf |
Great Lakes–St. Lawrence Seaway navigation system
NERFINISHED
ⓘ
Soo Locks NERFINISHED ⓘ |
| purpose | bypass St. Marys River rapids ⓘ |
| region | Upper Peninsula of Michigan NERFINISHED ⓘ |
| usedFor |
bulk cargo transport
ⓘ
freighter transit ⓘ ore carrier transit ⓘ |
| waterLevelDifferenceBetween | Lake Superior and St. Marys River lower pool NERFINISHED ⓘ |
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: Davis Lock Description of subject: Davis Lock is one of the navigation locks within the Soo Locks complex that enables ships to transit between different water levels on the St. Marys River between Lake Superior and the lower Great Lakes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.