Fort Griswold Battlefield State Park
E251575
Fort Griswold Battlefield State Park is a historic Revolutionary War fort and battlefield in Groton, Connecticut, preserved as a state park commemorating the 1781 Battle of Groton Heights.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Fort Griswold | 11 |
| Fort Griswold Battlefield State Park canonical | 11 |
| Fort Griswold Battlefield | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2265754 — 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 Griswold Battlefield State Park Context triple: [New London, Connecticut, hasHistoricSite, Fort Griswold Battlefield State Park]
-
A.
Princeton Battlefield State Park
Princeton Battlefield State Park is a historic site and public park preserving the location of a pivotal 1777 Revolutionary War battle near Princeton, New Jersey.
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B.
Monmouth Battlefield State Park
Monmouth Battlefield State Park is a historic New Jersey state park preserving the site of the pivotal 1778 Revolutionary War Battle of Monmouth, featuring interpretive trails, monuments, and visitor facilities.
-
C.
Newtown Battlefield State Park
Newtown Battlefield State Park is a historic site and public recreation area in Chemung County, New York, preserving the location of a major 1779 Revolutionary War battle between Continental Army forces and British-allied Iroquois.
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D.
Staatsburgh State Historic Site
Staatsburgh State Historic Site is a Gilded Age mansion and former country estate of the Mills family, preserved as a museum overlooking the Hudson River in New York.
-
E.
Ebey's Landing National Historical Reserve
Ebey's Landing National Historical Reserve is a protected cultural landscape on Whidbey Island in Washington that preserves historic farms, prairies, and coastal scenery reflecting early Pacific Northwest settlement.
- 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 Griswold Battlefield State Park Target entity description: Fort Griswold Battlefield State Park is a historic Revolutionary War fort and battlefield in Groton, Connecticut, preserved as a state park commemorating the 1781 Battle of Groton Heights.
-
A.
Princeton Battlefield State Park
Princeton Battlefield State Park is a historic site and public park preserving the location of a pivotal 1777 Revolutionary War battle near Princeton, New Jersey.
-
B.
Monmouth Battlefield State Park
Monmouth Battlefield State Park is a historic New Jersey state park preserving the site of the pivotal 1778 Revolutionary War Battle of Monmouth, featuring interpretive trails, monuments, and visitor facilities.
-
C.
Newtown Battlefield State Park
Newtown Battlefield State Park is a historic site and public recreation area in Chemung County, New York, preserving the location of a major 1779 Revolutionary War battle between Continental Army forces and British-allied Iroquois.
-
D.
Staatsburgh State Historic Site
Staatsburgh State Historic Site is a Gilded Age mansion and former country estate of the Mills family, preserved as a museum overlooking the Hudson River in New York.
-
E.
Ebey's Landing National Historical Reserve
Ebey's Landing National Historical Reserve is a protected cultural landscape on Whidbey Island in Washington that preserves historic farms, prairies, and coastal scenery reflecting early Pacific Northwest settlement.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
battlefield
ⓘ
historic site ⓘ state park ⓘ |
| area | approximately 17 acres ⓘ |
| category |
American Revolutionary War sites
ⓘ
Military and war museums in Connecticut ⓘ Parks in New London County, Connecticut ⓘ State parks of Connecticut ⓘ |
| commemorates |
American defenders killed in 1781
ⓘ
Battle of Groton Heights ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| dateOfEventCommemorated | September 6, 1781 ⓘ |
| elevation | approximately 130 feet above sea level ⓘ |
| established | 1953 ⓘ |
| hasPart |
Fort Griswold
ⓘ
linked to:
Fort Griswold Battlefield State Park
bastions ⓘ cannon emplacements ⓘ earthen fortifications ⓘ earthworks ⓘ gate ⓘ memorials ⓘ monument ⓘ museum ⓘ parking area ⓘ powder magazine ⓘ rampart walkways ⓘ stone ramparts ⓘ visitor facilities ⓘ |
| heritageDesignation |
U.S. National Historic Landmark
ⓘ
linked to:
National Historic Landmark
U.S. National Register of Historic Places listing ⓘ
linked to:
National Register of Historic Places
|
| locatedIn |
Connecticut
ⓘ
Groton, Connecticut ⓘ
linked to:
Groton, Connecticut Colony
New London County, Connecticut ⓘ United States ⓘ
linked to:
United States of America
|
| maintainedBy | Connecticut Department of Energy and Environmental Protection ⓘ |
| municipality |
Groton, Connecticut
ⓘ
linked to:
Groton, Connecticut Colony
|
| namedAfter |
Fort Griswold
ⓘ
linked to:
Fort Griswold Battlefield State Park
|
| NRHPReferenceNumber | 66000890 ⓘ |
| openToPublic | yes ⓘ |
| operator | Connecticut Department of Energy and Environmental Protection ⓘ |
| overlooks |
New London Harbor
ⓘ
linked to:
New London harbor
Thames River ⓘ |
| ownedBy |
State of Connecticut
ⓘ
linked to:
Connecticut
|
| publicAccess | day-use only ⓘ |
| significantEvent |
American Revolutionary War
ⓘ
Battle of Groton Heights ⓘ |
| state | Connecticut ⓘ |
| touristAttraction | yes ⓘ |
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 Griswold Battlefield State Park Description of subject: Fort Griswold Battlefield State Park is a historic Revolutionary War fort and battlefield in Groton, Connecticut, preserved as a state park commemorating the 1781 Battle of Groton Heights.
Referenced by (23)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
subject linked to:
William Ledyard was the American commander at Fort Griswold
linked to: Fort Griswold Battlefield State Park
National Historic Landmarks in Connecticut
→
hasNotableProperty
→
Fort Griswold Battlefield State Park
ⓘ
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
linked to: Fort Griswold Battlefield State Park
subject linked to:
southeastern Connecticut
linked to: Fort Griswold Battlefield State Park