Lake Washington Ship Canal
E141664
The Lake Washington Ship Canal is a man-made waterway in Seattle that connects Lake Washington to Puget Sound, enabling navigation between the inland freshwater lakes and the Pacific Ocean.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T1154846 — 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: Lake Washington Ship Canal Context triple: [Lake Washington, outflow, Lake Washington Ship Canal]
-
A.
Multnomah Channel
Multnomah Channel is a distributary of the Willamette River in northwestern Oregon, known for separating Sauvie Island from the mainland and serving as a popular route for boating and fishing near Portland.
-
B.
Hood Canal
Hood Canal is a long, narrow fjord-like arm of Puget Sound in western Washington known for its scenic shorelines, shellfish beds, and recreational boating and fishing.
-
C.
Lake Union
Lake Union is a freshwater lake in Seattle, Washington, known for its houseboats, seaplane traffic, and role as a central recreational and scenic hub within the city.
-
D.
Elliott Bay
Elliott Bay is a large inlet of Puget Sound along the Seattle waterfront, known for its busy port, ferry traffic, and iconic views of the city skyline and surrounding mountains.
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E.
Commencement Bay
Commencement Bay is a large natural harbor on the southern end of Puget Sound in Washington State, serving as a key industrial and shipping center for the city of Tacoma.
- 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: Lake Washington Ship Canal Target entity description: The Lake Washington Ship Canal is a man-made waterway in Seattle that connects Lake Washington to Puget Sound, enabling navigation between the inland freshwater lakes and the Pacific Ocean.
-
A.
Multnomah Channel
Multnomah Channel is a distributary of the Willamette River in northwestern Oregon, known for separating Sauvie Island from the mainland and serving as a popular route for boating and fishing near Portland.
-
B.
Hood Canal
Hood Canal is a long, narrow fjord-like arm of Puget Sound in western Washington known for its scenic shorelines, shellfish beds, and recreational boating and fishing.
-
C.
Lake Union
Lake Union is a freshwater lake in Seattle, Washington, known for its houseboats, seaplane traffic, and role as a central recreational and scenic hub within the city.
-
D.
Elliott Bay
Elliott Bay is a large inlet of Puget Sound along the Seattle waterfront, known for its busy port, ferry traffic, and iconic views of the city skyline and surrounding mountains.
-
E.
Commencement Bay
Commencement Bay is a large natural harbor on the southern end of Puget Sound in Washington State, serving as a key industrial and shipping center for the city of Tacoma.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
canal
ⓘ
man-made waterway ⓘ ship canal ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| cityServed | Seattle ⓘ |
| connectedTo | Pacific Ocean ⓘ |
| connects |
Lake Union
ⓘ
Lake Washington ⓘ Portage Bay ⓘ Puget Sound ⓘ Salmon Bay ⓘ Union Bay ⓘ |
| constructionCompleted | 1917 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crosses | Seattle ⓘ |
| hasBridge |
Aurora Bridge
ⓘ
Ballard Bridge ⓘ Fremont Bridge ⓘ Montlake Bridge ⓘ University Bridge ⓘ |
| hasLock |
Ballard Locks
ⓘ
Ballard Locks ⓘ
surface form:
Hiram M. Chittenden Locks
|
| hasPart |
Ballard Locks
ⓘ
Fremont Cut ⓘ Ballard Locks ⓘ
surface form:
Hiram M. Chittenden Locks
Montlake Cut ⓘ Portage Bay ⓘ Salmon Bay ⓘ Union Bay ⓘ |
| locatedIn |
Seattle
ⓘ
Washington ⓘ
surface form:
Washington (state)
|
| mouth | Puget Sound ⓘ |
| opened | 1917 ⓘ |
| operator |
U.S. Army Corps of Engineers
ⓘ
surface form:
United States Army Corps of Engineers
|
| partOf |
Lake Washington Ship Canal
self-linksurface differs
ⓘ
surface form:
Lake Washington Ship Canal system
|
| passesThrough |
Fremont Cut
ⓘ
Lake Union ⓘ Montlake Cut ⓘ Salmon Bay ⓘ |
| purpose |
enable navigation between Lake Washington and Puget Sound
ⓘ
provide shipping route from inland lakes to Pacific Ocean ⓘ |
| region | Pacific Northwest ⓘ |
| separates | north Seattle neighborhoods from south Seattle neighborhoods ⓘ |
| source | Lake Washington ⓘ |
| usedFor |
commercial shipping
ⓘ
fishing ⓘ recreational boating ⓘ tourism ⓘ |
| via |
Ballard Locks
ⓘ
surface form:
Hiram M. Chittenden Locks
Puget Sound ⓘ |
| waterwaySystem |
Lake Washington Ship Canal
self-linksurface differs
ⓘ
surface form:
Lake Washington–Puget Sound connection
|
| waterwayType | navigation 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: Lake Washington Ship Canal Description of subject: The Lake Washington Ship Canal is a man-made waterway in Seattle that connects Lake Washington to Puget Sound, enabling navigation between the inland freshwater lakes and the Pacific Ocean.
Referenced by (26)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lake Washington Ship Canal system (waterway connection)
this entity surface form:
Lake Washington Ship Canal project
this entity surface form:
Lake Washington Ship Canal system
this entity surface form:
Lake Washington Ship Canal system
this entity surface form:
Lake Washington Ship Canal system
this entity surface form:
Lake Washington–Puget Sound connection
this entity surface form:
Lake Union–Puget Sound waterway system
this entity surface form:
Lake Washington Ship Canal system
this entity surface form:
Lake Union Ship Canal
this entity surface form:
Lake Washington Ship Canal system
this entity surface form:
Lake Washington Ship Canal navigation channel
this entity surface form:
Lake Washington Ship Canal system
this entity surface form:
Lake Washington–Ship Canal system