Soo Locks
E169628
The Soo Locks are a set of ship locks on the St. Marys River between Lake Superior and Lake Huron that enable vessels to bypass the river’s rapids and navigate the Great Lakes.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Soo Locks canonical | 12 |
| Sabin Lock | 1 |
| Soo Locks complex | 1 |
| Soo Locks ship canal | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1477029 — 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: Soo Locks Context triple: [Sault Ste. Marie Canal, locatedOpposite, Soo Locks]
-
A.
Merrickville Locks
Merrickville Locks are a historic set of canal locks in Merrickville, Ontario, that form part of the UNESCO-listed Rideau Canal waterway.
-
B.
Jones Falls Locks
Jones Falls Locks is a historic flight of canal locks on the Rideau Canal in Ontario, Canada, known for its impressive 19th-century engineering and scenic setting.
-
C.
New Haw Lock
New Haw Lock is a navigation lock on the River Wey in Surrey, England, used to manage water levels and enable boat passage along the waterway.
-
D.
Kingston Mills Locks
Kingston Mills Locks is a historic lockstation at the southern entrance of Canada’s Rideau Canal, known for its 19th-century engineering works and scenic setting near Kingston, Ontario.
-
E.
Smiths Falls Locks
Smiths Falls Locks are a historic set of canal locks in Smiths Falls, Ontario, that form a key part of the Rideau Canal’s navigation and heritage infrastructure.
- 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: Soo Locks Target entity description: The Soo Locks are a set of ship locks on the St. Marys River between Lake Superior and Lake Huron that enable vessels to bypass the river’s rapids and navigate the Great Lakes.
-
A.
Merrickville Locks
Merrickville Locks are a historic set of canal locks in Merrickville, Ontario, that form part of the UNESCO-listed Rideau Canal waterway.
-
B.
Jones Falls Locks
Jones Falls Locks is a historic flight of canal locks on the Rideau Canal in Ontario, Canada, known for its impressive 19th-century engineering and scenic setting.
-
C.
New Haw Lock
New Haw Lock is a navigation lock on the River Wey in Surrey, England, used to manage water levels and enable boat passage along the waterway.
-
D.
Kingston Mills Locks
Kingston Mills Locks is a historic lockstation at the southern entrance of Canada’s Rideau Canal, known for its 19th-century engineering works and scenic setting near Kingston, Ontario.
-
E.
Smiths Falls Locks
Smiths Falls Locks are a historic set of canal locks in Smiths Falls, Ontario, that form a key part of the Rideau Canal’s navigation and heritage infrastructure.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
canal locks
ⓘ
lock system ⓘ ship lock ⓘ ship lock ⓘ transport infrastructure ⓘ |
| alsoKnownAs |
Sault Ste. Marie Canal
ⓘ
surface form:
Sault Ste. Marie Locks
|
| annualTonnage | tens of millions of tons of cargo ⓘ |
| bypasses | St. Marys River rapids ⓘ |
| closedFor | winter maintenance ⓘ |
| connects |
Lake Huron
ⓘ
Lake Superior ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| designedFor | 1,000-foot freighters ⓘ |
| governingBody |
U.S. Army Corps of Engineers
ⓘ
surface form:
U.S. Army Corps of Engineers Detroit District
|
| hasPart |
Canadian Lock
ⓘ
Davis Lock ⓘ MacArthur Lock ⓘ Poe Lock ⓘ Soo Locks self-linksurface differs ⓘ
surface form:
Sabin Lock
|
| hasVisitorCenter | Soo Locks Visitor Center ⓘ |
| locatedIn | Sault Ste. Marie, Michigan ⓘ |
| locatedOn | St. Marys River ⓘ |
| locatedOpposite |
Sault Ste. Marie, Ontario, Canada
ⓘ
surface form:
Sault Ste. Marie, Ontario
|
| maintainedBy | U.S. Army Corps of Engineers ⓘ |
| namedAfter |
Sault Ste. Marie, Michigan
ⓘ
surface form:
Sault Ste. Marie
|
| notableLock | Poe Lock ⓘ |
| opened |
1855
ⓘ
1943 ⓘ 1968 ⓘ |
| operatedBy | U.S. Army Corps of Engineers ⓘ |
| originalConstructionBy |
Michigan
ⓘ
surface form:
State of Michigan
|
| ownedBy | United States government ⓘ |
| partOf |
Great Lakes–St. Lawrence system
ⓘ
surface form:
Great Lakes navigation system
Soo Locks self-linksurface differs ⓘ Soo Locks self-linksurface differs ⓘ |
| seasonalOperation | typically late March to mid-January ⓘ |
| significance | critical to Great Lakes–St. Lawrence Seaway shipping ⓘ |
| strategicImportance | vital to U.S. steel industry supply chain ⓘ |
| tourismAttraction | Soo Locks Boat Tours ⓘ |
| transferredTo |
United States government
ⓘ
surface form:
United States federal government
|
| usedFor |
bulk cargo transport
ⓘ
coal transport ⓘ commercial shipping ⓘ grain transport ⓘ iron ore transport ⓘ stone transport ⓘ tourism ⓘ |
| waterwayType | lock and canal system ⓘ |
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: Soo Locks Description of subject: The Soo Locks are a set of ship locks on the St. Marys River between Lake Superior and Lake Huron that enable vessels to bypass the river’s rapids and navigate the Great Lakes.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Soo Locks ship canal
subject surface form:
Great Lakes Waterway
this entity surface form:
Soo Locks complex