Fort Casey State Park
E210534
Fort Casey State Park is a historic coastal defense site and popular recreation area on Whidbey Island in Washington, featuring preserved gun batteries, a lighthouse, and scenic views of Admiralty Inlet.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Fort Casey State Park canonical | 10 |
| Fort Casey Historical State Park | 1 |
| Fort Casey area | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1817520 — 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: Fort Casey State Park Context triple: [Whidbey Island, hasProtectedArea, Fort Casey State Park]
-
A.
MacKerricher State Park
MacKerricher State Park is a scenic California coastal park known for its rugged shoreline, tide pools, beaches, and diverse marine and bird life.
-
B.
Tolmie State Park
Tolmie State Park is a public marine state park on Puget Sound in Washington known for its forested shoreline, beach access, and recreational opportunities like hiking, picnicking, and shellfish harvesting.
-
C.
Point Sur State Historic Park
Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
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D.
Fort Townsend Historical State Park
Fort Townsend Historical State Park is a Washington state park preserving the site and remnants of a 19th-century U.S. Army fort on the Quimper Peninsula, offering forested trails, historic features, and scenic views of Puget Sound.
-
E.
Annadel State Park
Annadel State Park is a California state park known for its oak woodlands, wildflower-covered hills, and extensive hiking and mountain biking trails in the foothills east of Santa Rosa.
- 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: Fort Casey State Park Target entity description: Fort Casey State Park is a historic coastal defense site and popular recreation area on Whidbey Island in Washington, featuring preserved gun batteries, a lighthouse, and scenic views of Admiralty Inlet.
-
A.
MacKerricher State Park
MacKerricher State Park is a scenic California coastal park known for its rugged shoreline, tide pools, beaches, and diverse marine and bird life.
-
B.
Tolmie State Park
Tolmie State Park is a public marine state park on Puget Sound in Washington known for its forested shoreline, beach access, and recreational opportunities like hiking, picnicking, and shellfish harvesting.
-
C.
Point Sur State Historic Park
Point Sur State Historic Park is a coastal California state park centered around a prominent volcanic rock and historic lighthouse overlooking the Pacific Ocean in the Big Sur region.
-
D.
Fort Townsend Historical State Park
Fort Townsend Historical State Park is a Washington state park preserving the site and remnants of a 19th-century U.S. Army fort on the Quimper Peninsula, offering forested trails, historic features, and scenic views of Puget Sound.
-
E.
Annadel State Park
Annadel State Park is a California state park known for its oak woodlands, wildflower-covered hills, and extensive hiking and mountain biking trails in the foothills east of Santa Rosa.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
coastal defense site
ⓘ
historic site ⓘ state park ⓘ |
| associatedWith | Fort Casey ⓘ |
| constructionBegan | late 19th century ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasFeature |
artillery emplacements
ⓘ
barracks structures ⓘ beach access ⓘ campground ⓘ coastal gun batteries ⓘ concrete fortifications ⓘ historic structures ⓘ interpretive trails ⓘ open grassy fields ⓘ picnic areas ⓘ scenic viewpoints ⓘ underground magazines ⓘ |
| hasStructure |
Admiralty Head Lighthouse
ⓘ
bunkers ⓘ gun battery ⓘ officers quarters ⓘ parade ground ⓘ |
| hasViewOf |
Olympic Mountains
ⓘ
shipping lanes of Admiralty Inlet ⓘ |
| heritage |
United States coastal defense system
ⓘ
linked to:
United States seacoast defense systems
|
| historicalEra | Endicott Period coastal fortifications ⓘ |
| locatedIn |
Island County, Washington
ⓘ
Pacific Northwest ⓘ Washington ⓘ Whidbey Island ⓘ |
| namedAfter | Fort Casey ⓘ |
| nearby |
Coupeville
ⓘ
linked to:
Coupeville, Washington
Fort Flagler Historical State Park ⓘ Fort Worden State Park ⓘ
linked to:
Fort Worden Historical State Park
Port Townsend (across Admiralty Inlet) ⓘ
linked to:
Port Townsend, Washington
|
| openToPublic | true ⓘ |
| operator | Washington State Parks and Recreation Commission ⓘ |
| overlooks |
Admiralty Inlet
ⓘ
Strait of Juan de Fuca ⓘ
linked to:
Juan de Fuca Strait
|
| partOf | Triangle of Fire ⓘ |
| usedFor |
camping
ⓘ
hiking ⓘ historical interpretation ⓘ photography ⓘ picnicking ⓘ recreation ⓘ sightseeing ⓘ wildlife viewing ⓘ |
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: Fort Casey State Park Description of subject: Fort Casey State Park is a historic coastal defense site and popular recreation area on Whidbey Island in Washington, featuring preserved gun batteries, a lighthouse, and scenic views of Admiralty Inlet.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fort Casey State Park
linked to: Fort Casey State Park