Douglas Channel system
E213241
The Douglas Channel system is a complex network of fjords and waterways on the northern coast of British Columbia, Canada, forming part of the Inside Passage and serving as an important marine transportation and ecological corridor.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Douglas Channel system canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1887274 — 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: Douglas Channel system Context triple: [Hecate Strait, borderedBy, Douglas Channel system]
-
A.
Lynn Canal
Lynn Canal is a long, narrow fjord in southeastern Alaska known as one of the deepest and longest fjords in North America and a key marine route for coastal communities and cruise ships.
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B.
Gastineau Channel
Gastineau Channel is a narrow tidal waterway in southeastern Alaska that separates Douglas Island from the mainland and provides the waterfront setting for the city of Juneau.
-
C.
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.
-
D.
Barnes Sound
Barnes Sound is a shallow, coastal body of water in southern Florida that forms part of the greater Biscayne Bay system near the upper Florida Keys.
-
E.
Hecate Strait
Hecate Strait is a wide, shallow, and often stormy body of water separating Haida Gwaii from the mainland coast of British Columbia on Canada’s Pacific coast.
- 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: Douglas Channel system Target entity description: The Douglas Channel system is a complex network of fjords and waterways on the northern coast of British Columbia, Canada, forming part of the Inside Passage and serving as an important marine transportation and ecological corridor.
-
A.
Lynn Canal
Lynn Canal is a long, narrow fjord in southeastern Alaska known as one of the deepest and longest fjords in North America and a key marine route for coastal communities and cruise ships.
-
B.
Gastineau Channel
Gastineau Channel is a narrow tidal waterway in southeastern Alaska that separates Douglas Island from the mainland and provides the waterfront setting for the city of Juneau.
-
C.
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.
-
D.
Barnes Sound
Barnes Sound is a shallow, coastal body of water in southern Florida that forms part of the greater Biscayne Bay system near the upper Florida Keys.
-
E.
Hecate Strait
Hecate Strait is a wide, shallow, and often stormy body of water separating Haida Gwaii from the mainland coast of British Columbia on Canada’s Pacific coast.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
fjord system
ⓘ
marine waterway network ⓘ |
| adjacentTo |
Great Bear Rainforest
ⓘ
surface form:
Great Bear Rainforest region
|
| belongsTo | Pacific Ocean drainage basin ⓘ |
| climateRegion | temperate rainforest ⓘ |
| coastType | rugged fjord coastline ⓘ |
| connectsTo |
Hecate Strait
ⓘ
Kitimat Harbour ⓘ |
| country | Canada ⓘ |
| culturalSignificanceFor |
Haisla people
ⓘ
surface form:
Haisla Nation
other coastal First Nations ⓘ |
| ecologicalRole |
habitat for marine mammals
ⓘ
habitat for salmon ⓘ marine ecological corridor ⓘ migratory bird corridor ⓘ |
| geologicalOrigin | glacially carved fjords ⓘ |
| hasPart |
Devastation Channel
ⓘ
Douglas Channel ⓘ Europa Reach ⓘ Gardner Canal ⓘ Kitimat Arm ⓘ Verney Passage ⓘ Whidbey Reach ⓘ |
| importance |
important ecological corridor
ⓘ
regional shipping route ⓘ |
| jurisdiction |
British Columbia
ⓘ
surface form:
Province of British Columbia
|
| locatedIn |
Pacific Northwest
ⓘ
northern coast of British Columbia ⓘ |
| navigationStatus | navigable ⓘ |
| near |
Coast Mountains
ⓘ
Kitimat Ranges ⓘ |
| partOf |
Inside Passage
ⓘ
coastal fjord network of British Columbia ⓘ |
| region | North Coast of British Columbia ⓘ |
| salinity | saltwater ⓘ |
| supportsActivity | Indigenous marine use ⓘ |
| terminusNear | District of Kitimat ⓘ |
| threat |
potential oil and gas transport impacts
ⓘ
risk of marine pollution from shipping ⓘ |
| usedFor |
commercial shipping
ⓘ
ecological connectivity ⓘ fishing ⓘ marine transportation ⓘ recreational boating ⓘ |
| waterBodyType |
fjord
ⓘ
inlet ⓘ |
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: Douglas Channel system Description of subject: The Douglas Channel system is a complex network of fjords and waterways on the northern coast of British Columbia, Canada, forming part of the Inside Passage and serving as an important marine transportation and ecological corridor.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.