Charleston Harbor
E59477
Charleston Harbor is a historic natural harbor in South Carolina, best known as the site where the American Civil War began with the bombardment of Fort Sumter.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T470720 — 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: Charleston Harbor Context triple: [Fort Sumter, locatedIn, Charleston Harbor]
-
A.
Baltimore Harbor
Baltimore Harbor is a historic seaport in Baltimore, Maryland, best known as the site of the War of 1812 battle that inspired the United States national anthem.
-
B.
Gloucester Harbor
Gloucester Harbor is a historic fishing and commercial harbor on the Atlantic coast of Massachusetts, central to the maritime economy and culture of the city of Gloucester.
-
C.
The Wash
The Wash is a large square-mouthed bay and estuary on the east coast of England, where several rivers meet the North Sea and which forms a natural boundary between Lincolnshire and Norfolk.
-
D.
Admiralty Inlet
Admiralty Inlet is a key marine passage in Washington State that connects the Strait of Juan de Fuca to the Puget Sound, serving as an important shipping and naval waterway.
-
E.
Pensacola Bay
Pensacola Bay is a natural inlet of the Gulf of Mexico on the northwest coast of Florida, known for its historic port city of Pensacola and its role in regional maritime and naval activities.
- 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: Charleston Harbor Target entity description: Charleston Harbor is a historic natural harbor in South Carolina, best known as the site where the American Civil War began with the bombardment of Fort Sumter.
-
A.
Baltimore Harbor
Baltimore Harbor is a historic seaport in Baltimore, Maryland, best known as the site of the War of 1812 battle that inspired the United States national anthem.
-
B.
Gloucester Harbor
Gloucester Harbor is a historic fishing and commercial harbor on the Atlantic coast of Massachusetts, central to the maritime economy and culture of the city of Gloucester.
-
C.
The Wash
The Wash is a large square-mouthed bay and estuary on the east coast of England, where several rivers meet the North Sea and which forms a natural boundary between Lincolnshire and Norfolk.
-
D.
Admiralty Inlet
Admiralty Inlet is a key marine passage in Washington State that connects the Strait of Juan de Fuca to the Puget Sound, serving as an important shipping and naval waterway.
-
E.
Pensacola Bay
Pensacola Bay is a natural inlet of the Gulf of Mexico on the northwest coast of Florida, known for its historic port city of Pensacola and its role in regional maritime and naval activities.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
body of water
ⓘ
natural harbor ⓘ |
| adjacentTo |
Charleston Peninsula
ⓘ
James Island ⓘ
surface form:
James Island, South Carolina
Mount Pleasant, South Carolina ⓘ Sullivan's Island ⓘ
surface form:
Sullivan's Island, South Carolina
|
| connectsTo | Atlantic Ocean ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| eventLocation |
Bombardment of Fort Sumter
ⓘ
surface form:
Battle of Fort Sumter
naval operations during the American Civil War ⓘ |
| formedByConfluenceOf |
Ashley River
ⓘ
Cooper River ⓘ Wando River ⓘ |
| governedBy |
South Carolina Department of Health and Environmental Control
ⓘ
surface form:
State of South Carolina (waters and resources)
United States Coast Guard ⓘ
surface form:
United States Coast Guard (navigation and safety)
|
| hasActivity | dredging for navigation channels ⓘ |
| hasEconomicRole | major seaport for container shipping on the U.S. East Coast ⓘ |
| hasEnvironmentalFeature |
estuarine ecosystem
ⓘ
tidal marshes ⓘ |
| hasFortification |
Castle Pinckney
ⓘ
Fort Moultrie ⓘ Fort Sumter ⓘ |
| hasHistoricalSignificance |
major Confederate port during the American Civil War
ⓘ
site of repeated Union naval attacks in the 1860s ⓘ |
| hasIsland |
Castle Pinckney
ⓘ
Fort Sumter ⓘ |
| hasLandmark |
Fort Sumter
ⓘ
surface form:
Fort Sumter National Monument
Ravenel Bridge ⓘ |
| hasMouthNear |
Morris Island
ⓘ
Sullivan's Island ⓘ |
| hasPort |
Charleston Harbor
self-linksurface differs
ⓘ
surface form:
Port of Charleston
|
| knownFor |
bombardment of Fort Sumter in April 1861
ⓘ
opening engagement of the American Civil War ⓘ |
| locatedIn |
Charleston County, South Carolina
ⓘ
Charleston ⓘ
surface form:
City of Charleston
South Carolina ⓘ |
| near |
Morris Island Lighthouse
ⓘ
Patriots Point Naval & Maritime Museum ⓘ |
| partOf |
Atlantic Ocean
ⓘ
Charleston Harbor self-linksurface differs ⓘ
surface form:
Charleston Harbor Estuary
|
| usedFor |
commercial shipping
ⓘ
military operations ⓘ recreation and tourism ⓘ |
| waterwayType | estuarine harbor ⓘ |
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: Charleston Harbor Description of subject: Charleston Harbor is a historic natural harbor in South Carolina, best known as the site where the American Civil War began with the bombardment of Fort Sumter.
Referenced by (56)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Port of Charleston
subject surface form:
North Charleston, South Carolina
this entity surface form:
Port of Charleston
subject surface form:
Robert Anderson
this entity surface form:
Port of Charleston
this entity surface form:
Charleston Harbor Estuary
subject surface form:
The Battery (Charleston)
subject surface form:
The Battery (Charleston)
subject surface form:
The Battery (Charleston)
this entity surface form:
Charleston Harbor estuarine system
this entity surface form:
Port of Charleston
this entity surface form:
Charleston Harbor watershed
this entity surface form:
Port of Charleston
this entity surface form:
Port of Charleston
this entity surface form:
Charleston Harbor port complex
this entity surface form:
Charleston Harbor estuary
this entity surface form:
Charleston Harbor estuary system
this entity surface form:
Port of Charleston
this entity surface form:
Charleston Harbor shipping channel