Chatham Strait
E318566
Chatham Strait is a long, narrow waterway in the Alexander Archipelago of southeastern Alaska, separating Baranof Island and other islands from the mainland.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chatham Strait canonical | 11 |
How this entity was disambiguated
This entity first appeared as the object of triple T3005359 — 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: Chatham Strait Context triple: [Baranof Island, hasCoastlineOn, Chatham Strait]
-
A.
La Pérouse Strait
La Pérouse Strait is a narrow international waterway between Japan’s Hokkaido and Russia’s Sakhalin Island that links the Sea of Japan with the Sea of Okhotsk.
-
B.
Cook Strait
Cook Strait is the narrow, often turbulent body of water separating New Zealand’s North and South Islands, known for its strong currents and challenging maritime conditions.
-
C.
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.
-
D.
Juan de Fuca Strait
Juan de Fuca Strait is a major marine channel separating Vancouver Island in Canada from Washington State in the United States, forming part of the entrance to the Salish Sea and the Pacific Ocean.
-
E.
Makanrushi Strait
Makanrushi Strait is a sea passage in the Kuril Islands chain, separating the island of Makanrushi from its neighboring islands in the northwest Pacific Ocean.
- 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: Chatham Strait Target entity description: Chatham Strait is a long, narrow waterway in the Alexander Archipelago of southeastern Alaska, separating Baranof Island and other islands from the mainland.
-
A.
La Pérouse Strait
La Pérouse Strait is a narrow international waterway between Japan’s Hokkaido and Russia’s Sakhalin Island that links the Sea of Japan with the Sea of Okhotsk.
-
B.
Cook Strait
Cook Strait is the narrow, often turbulent body of water separating New Zealand’s North and South Islands, known for its strong currents and challenging maritime conditions.
-
C.
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.
-
D.
Juan de Fuca Strait
Juan de Fuca Strait is a major marine channel separating Vancouver Island in Canada from Washington State in the United States, forming part of the entrance to the Salish Sea and the Pacific Ocean.
-
E.
Makanrushi Strait
Makanrushi Strait is a sea passage in the Kuril Islands chain, separating the island of Makanrushi from its neighboring islands in the northwest Pacific Ocean.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
strait
ⓘ
waterway ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| connectsTo |
Frederick Sound
ⓘ
Icy Strait ⓘ Stephens Passage ⓘ Sumner Strait ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasClimate | maritime climate ⓘ |
| hasFeature | deep fjord-like channel ⓘ |
| hasHazard |
frequent fog
ⓘ
strong tidal currents ⓘ |
| locatedIn |
Alaska
ⓘ
Alexander Archipelago ⓘ Southeastern Alaska ⓘ United States of America ⓘ
surface form:
United States
|
| namedAfter |
William Pitt the Elder
ⓘ
surface form:
William Pitt, 1st Earl of Chatham
|
| ocean | Pacific Ocean ⓘ |
| partOf |
Alaska coastal waters
ⓘ
surface form:
Alaska coastal waterways
Inside Passage ⓘ |
| region |
Panhandle of Alaska
ⓘ
surface form:
Alaska Panhandle
|
| separates |
Admiralty Island
ⓘ
Alaska ⓘ
surface form:
Alaska mainland
Baranof Island ⓘ Chichagof Island ⓘ Kupreanof Island ⓘ |
| usedFor |
commercial fishing
ⓘ
marine transportation ⓘ recreational boating ⓘ |
| waterBodyType | marine channel ⓘ |
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: Chatham Strait Description of subject: Chatham Strait is a long, narrow waterway in the Alexander Archipelago of southeastern Alaska, separating Baranof Island and other islands from the mainland.
Referenced by (11)
Full triples — surface form annotated when it differs from this entity's canonical label.