Ketchikan seaplane bases
E430946
Ketchikan seaplane bases are a group of coastal aviation facilities in Ketchikan, Alaska, that serve as key hubs for floatplane travel and regional transportation in the surrounding Inside Passage.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ketchikan Harbor Seaplane Base as primary air gateway | 1 |
| Ketchikan seaplane base | 1 |
| Ketchikan seaplane bases canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4296340 — 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: Ketchikan seaplane bases Context triple: [Tongass Narrows, hasFacilityOnShore, Ketchikan seaplane bases]
-
A.
Metlakatla Seaplane Base
Metlakatla Seaplane Base is a public seaplane facility serving the community of Metlakatla in southeastern Alaska, providing vital air transportation links to surrounding coastal areas.
-
B.
Kenmore Air seaplane base
Kenmore Air seaplane base is a regional seaplane hub in Seattle that provides scheduled and charter flights, primarily serving destinations in the Pacific Northwest.
-
C.
Yakutat Airport
Yakutat Airport is a public airport in Yakutat, Alaska, serving as the primary air transportation hub for the remote coastal community and surrounding region.
-
D.
Unalaska Airport
Unalaska Airport is a small public airport on Amaknak Island in Alaska’s Aleutian chain that provides vital air service to the remote community of Unalaska/Dutch Harbor.
-
E.
Ketchikan International Airport
Ketchikan International Airport is a public airport in southeastern Alaska that serves as the primary air gateway to the city of Ketchikan and the surrounding Inside Passage region.
- 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: Ketchikan seaplane bases Target entity description: Ketchikan seaplane bases are a group of coastal aviation facilities in Ketchikan, Alaska, that serve as key hubs for floatplane travel and regional transportation in the surrounding Inside Passage.
-
A.
Metlakatla Seaplane Base
Metlakatla Seaplane Base is a public seaplane facility serving the community of Metlakatla in southeastern Alaska, providing vital air transportation links to surrounding coastal areas.
-
B.
Kenmore Air seaplane base
Kenmore Air seaplane base is a regional seaplane hub in Seattle that provides scheduled and charter flights, primarily serving destinations in the Pacific Northwest.
-
C.
Yakutat Airport
Yakutat Airport is a public airport in Yakutat, Alaska, serving as the primary air transportation hub for the remote coastal community and surrounding region.
-
D.
Unalaska Airport
Unalaska Airport is a small public airport on Amaknak Island in Alaska’s Aleutian chain that provides vital air service to the remote community of Unalaska/Dutch Harbor.
-
E.
Ketchikan International Airport
Ketchikan International Airport is a public airport in southeastern Alaska that serves as the primary air gateway to the city of Ketchikan and the surrounding Inside Passage region.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
aviation infrastructure
ⓘ
group of seaplane bases ⓘ |
| climate | maritime climate ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| environmentType | coastal ⓘ |
| governedBy | aviation regulations of the United States ⓘ |
| hasLanguage | English ⓘ |
| importance | key hubs for floatplane travel in the Inside Passage ⓘ |
| infrastructureType | water aerodrome ⓘ |
| locatedIn |
Alaska
ⓘ
Ketchikan, Alaska ⓘ
linked to:
Ketchikan
United States ⓘ
linked to:
United States of America
|
| locatedInRegion | Inside Passage ⓘ |
| locatedOn |
Pacific coast
ⓘ
linked to:
Pacific Ocean coast
waterfront areas of Ketchikan ⓘ |
| partOf | transportation network of southeast Alaska ⓘ |
| serves |
Ketchikan, Alaska
ⓘ
linked to:
Ketchikan
|
| servesRegion |
Inside Passage
ⓘ
southeast Alaska communities ⓘ |
| supports |
access to fishing lodges
ⓘ
access to remote communities ⓘ access to wilderness areas ⓘ |
| transportMode | seaplane ⓘ |
| typicalAircraft |
amphibious aircraft
ⓘ
floatplanes ⓘ |
| usedFor |
air taxi services
ⓘ
bush flying ⓘ floatplane operations ⓘ regional transportation ⓘ tourism flights ⓘ |
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: Ketchikan seaplane bases Description of subject: Ketchikan seaplane bases are a group of coastal aviation facilities in Ketchikan, Alaska, that serve as key hubs for floatplane travel and regional transportation in the surrounding Inside Passage.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
Ketchikan International Airport
→
replaced
→
Ketchikan Harbor Seaplane Base as primary air gateway
ⓘ
linked to: Ketchikan seaplane bases
linked to: Ketchikan seaplane bases