Fort Mercer
E145423
Fort Mercer was a key American Revolutionary War fortification on the Delaware River in New Jersey, notable for its role in defending Philadelphia against British naval forces.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fort Mercer canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1257075 — 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 Mercer Context triple: [British occupation of Philadelphia, associatedWith, Fort Mercer]
-
A.
Fort James
Fort James was a 17th-century British colonial fortification in what is now Lower Manhattan, New York City, that served as a key military and administrative center after the English seized New Amsterdam from the Dutch.
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B.
Fort Jay
Fort Jay is a historic coastal fortification on Governors Island in New York Harbor, notable for its star-shaped design and long military service from the early 19th century through the Cold War.
-
C.
Fort McPherson
Fort McPherson was a major U.S. Army installation in Atlanta, Georgia, that long served as a key command and administrative center before its closure and redevelopment.
-
D.
Uniacke Barracks
Uniacke Barracks is a British Army installation in Harrogate that serves as the home of the Army Foundation College for training junior soldiers.
-
E.
Fort Frederick
Fort Frederick is a historic coastal fortress in Trincomalee, Sri Lanka, originally built by the Portuguese and later used by Dutch and British colonial powers.
- 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 Mercer Target entity description: Fort Mercer was a key American Revolutionary War fortification on the Delaware River in New Jersey, notable for its role in defending Philadelphia against British naval forces.
-
A.
Fort James
Fort James was a 17th-century British colonial fortification in what is now Lower Manhattan, New York City, that served as a key military and administrative center after the English seized New Amsterdam from the Dutch.
-
B.
Fort Jay
Fort Jay is a historic coastal fortification on Governors Island in New York Harbor, notable for its star-shaped design and long military service from the early 19th century through the Cold War.
-
C.
Fort McPherson
Fort McPherson was a major U.S. Army installation in Atlanta, Georgia, that long served as a key command and administrative center before its closure and redevelopment.
-
D.
Uniacke Barracks
Uniacke Barracks is a British Army installation in Harrogate that serves as the home of the Army Foundation College for training junior soldiers.
-
E.
Fort Frederick
Fort Frederick is a historic coastal fortress in Trincomalee, Sri Lanka, originally built by the Portuguese and later used by Dutch and British colonial powers.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
American Revolutionary War fortification
ⓘ
fort ⓘ |
| associatedWith | Continental Navy operations on the Delaware River ⓘ |
| builtDuring | American Revolutionary War ⓘ |
| casualtiesOpponentAtBattleOfRedBank | high Hessian casualties ⓘ |
| conflict | American Revolutionary War ⓘ |
| controlledBy | Continental Army ⓘ |
| coordinatedWith |
Fort Mifflin
ⓘ
river obstructions (chevaux-de-frise) in the Delaware River ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentSite | Red Bank Battlefield Park ⓘ |
| dateOfSignificantEvent | 1777-10-22 ⓘ |
| defensiveRole | to support Fort Mifflin in denying passage to British ships ⓘ |
| demolished | yes ⓘ |
| era | 18th century ⓘ |
| garrison | Rhode Island troops ⓘ |
| hasPart |
artillery batteries
ⓘ
earthen fortifications ⓘ |
| heritageDesignation | historic site ⓘ |
| locatedIn |
Red Bank, New Jersey, United States
ⓘ
surface form:
Red Bank, New Jersey
|
| locatedInAdministrativeEntity | Gloucester County, New Jersey ⓘ |
| locatedOn | Delaware River ⓘ |
| militaryBranch | Continental Army artillery ⓘ |
| namedAfter | General Hugh Mercer ⓘ |
| namedForRole | key American Revolutionary War fortification on the Delaware River in New Jersey ⓘ |
| nearbySettlement | National Park, New Jersey ⓘ |
| notableCommander |
Colonel Christopher Greene
ⓘ
Colonel Israel Angell ⓘ |
| opponent |
British forces
ⓘ
Hessian troops ⓘ |
| opposedByNavalForcesOf | Royal Navy ⓘ |
| partOf |
American defenses of the Delaware River
ⓘ
defenses of Philadelphia during the American Revolutionary War ⓘ |
| purpose | to block British naval access to Philadelphia via the Delaware River ⓘ |
| region |
Middle Colonies
ⓘ
surface form:
Middle Atlantic colonies
|
| resultOfBattleOfRedBank | American victory ⓘ |
| riverBank | New Jersey side of the Delaware River ⓘ |
| significantEvent | Battle of Red Bank ⓘ |
| strategicImportance | defense of Philadelphia from British naval forces ⓘ |
| usedBy | Continental Army ⓘ |
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 Mercer Description of subject: Fort Mercer was a key American Revolutionary War fortification on the Delaware River in New Jersey, notable for its role in defending Philadelphia against British naval forces.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.