United States Coast Guard Station Chatham
E412853
United States Coast Guard Station Chatham is a coastal rescue and law-enforcement facility on Cape Cod known for its lifesaving operations in the treacherous waters off Chatham, Massachusetts.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Chatham Coast Guard Station | 1 |
| Chatham Lighthouse Coast Guard Station | 1 |
| United States Coast Guard Station Chatham canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4114313 — 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: United States Coast Guard Station Chatham Context triple: [Chatham Lighthouse, managedBy, United States Coast Guard Station Chatham]
-
A.
Coast Guard Heritage Museum
The Coast Guard Heritage Museum is a maritime history museum dedicated to preserving and interpreting the legacy of the United States Coast Guard and its predecessor services.
-
B.
Chatham Lighthouse
Chatham Lighthouse is a historic coastal beacon on Cape Cod in Massachusetts, renowned for guiding ships through the treacherous waters off Chatham.
-
C.
Tacking Point Lighthouse
Tacking Point Lighthouse is a historic coastal lighthouse in Port Macquarie, New South Wales, known for its scenic ocean views and whale-watching vantage point.
-
D.
Cotuit Town Dock
Cotuit Town Dock is a small public waterfront pier and boat landing in the village of Cotuit on Cape Cod, used for coastal access, recreation, and mooring.
-
E.
Crown Point Lighthouse
Crown Point Lighthouse is a historic navigational beacon on Lake Champlain in New York, notable for its early 20th-century memorial tower design and role in guiding maritime traffic.
- 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: United States Coast Guard Station Chatham Target entity description: United States Coast Guard Station Chatham is a coastal rescue and law-enforcement facility on Cape Cod known for its lifesaving operations in the treacherous waters off Chatham, Massachusetts.
-
A.
Coast Guard Heritage Museum
The Coast Guard Heritage Museum is a maritime history museum dedicated to preserving and interpreting the legacy of the United States Coast Guard and its predecessor services.
-
B.
Chatham Lighthouse
Chatham Lighthouse is a historic coastal beacon on Cape Cod in Massachusetts, renowned for guiding ships through the treacherous waters off Chatham.
-
C.
Tacking Point Lighthouse
Tacking Point Lighthouse is a historic coastal lighthouse in Port Macquarie, New South Wales, known for its scenic ocean views and whale-watching vantage point.
-
D.
Cotuit Town Dock
Cotuit Town Dock is a small public waterfront pier and boat landing in the village of Cotuit on Cape Cod, used for coastal access, recreation, and mooring.
-
E.
Crown Point Lighthouse
Crown Point Lighthouse is a historic navigational beacon on Lake Champlain in New York, notable for its early 20th-century memorial tower design and role in guiding maritime traffic.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
United States Coast Guard station
ⓘ
coastal rescue station ⓘ law-enforcement facility ⓘ |
| country | United States of America ⓘ |
| enforces |
boating under the influence laws
ⓘ
federal fisheries laws ⓘ federal maritime safety regulations ⓘ |
| hasAccessTo | piers and boat ramps ⓘ |
| hasBuildingUse |
boathouse
ⓘ
crew quarters ⓘ operations center ⓘ |
| hasFunction |
coordination with Coast Guard Air Station Cape Cod
ⓘ
coordination with local police and harbormaster ⓘ |
| hasNotableFeature |
exposure to hazardous shoals and shifting sandbars
ⓘ
operations in heavy surf conditions ⓘ |
| hasPrimaryMission |
boating safety
ⓘ
environmental protection ⓘ homeland security ⓘ maritime law enforcement ⓘ search and rescue ⓘ |
| hasRole |
federal maritime law enforcement agency presence
ⓘ
search and rescue coordination point for local mariners ⓘ |
| hasStaffing |
active duty Coast Guard personnel
ⓘ
civilian support personnel ⓘ reserve Coast Guard personnel ⓘ |
| hasTypeOfUnit |
small boat station
ⓘ
surf station ⓘ |
| isKnownFor | lifesaving operations in the treacherous waters off Chatham, Massachusetts ⓘ |
| isPartOf |
U.S. Coast Guard facilities
ⓘ
surface form:
United States Coast Guard shore establishment
|
| jurisdictionIncludes |
commercial fishing vessels near Chatham
ⓘ
recreational boating traffic off Cape Cod ⓘ |
| locatedIn | Chatham, Massachusetts ⓘ |
| locatedInAdministrativeTerritorialEntity | Barnstable County, Massachusetts ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| locatedNear |
Chatham Bar
ⓘ
Monomoy Island ⓘ Nauset Beach ⓘ |
| locatedNearHazard |
Chatham Bar
ⓘ
surface form:
Chatham offshore shoals
|
| locatedOn | Cape Cod ⓘ |
| locatedOnBodyOfWater | Atlantic Ocean ⓘ |
| operator | United States Coast Guard ⓘ |
| ownedBy |
United States government
ⓘ
surface form:
United States federal government
|
| partOf | United States Coast Guard First District ⓘ |
| responsibleForArea |
outer Cape Cod coastal waters
ⓘ
waters off Chatham, Massachusetts ⓘ |
| specializesIn | lifesaving operations in treacherous coastal waters ⓘ |
| usesVesselType |
motor lifeboat
ⓘ
response boat–small ⓘ |
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: United States Coast Guard Station Chatham Description of subject: United States Coast Guard Station Chatham is a coastal rescue and law-enforcement facility on Cape Cod known for its lifesaving operations in the treacherous waters off Chatham, Massachusetts.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Chatham Lighthouse Coast Guard Station
this entity surface form:
Chatham Coast Guard Station