Battle of St. Johns Bluff
E943736
The Battle of St. Johns Bluff was an 1862 American Civil War engagement in northeastern Florida in which Union forces captured Confederate river defenses along the St. Johns River, helping secure the region for the Union.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Battle of St. Johns Bluff canonical | 1 |
| Battle of St. John’s Bluff | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11759856 — 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: Battle of St. Johns Bluff Context triple: [Civil War in Florida, hasKeyEvent, Battle of St. Johns Bluff]
-
A.
Battle of Fort Donelson
The Battle of Fort Donelson was a major early Union victory in the American Civil War that opened the Cumberland River as an invasion route into the Confederate heartland and elevated Ulysses S. Grant to national prominence.
-
B.
Battle of Mobile Bay
The Battle of Mobile Bay was a major American Civil War naval engagement in 1864, famous for Admiral David Farragut’s bold attack that sealed one of the Confederacy’s last major Gulf ports.
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C.
Second Battle of Fort Fisher
The Second Battle of Fort Fisher was a major American Civil War engagement in January 1865 in which Union forces captured the Confederate stronghold guarding Wilmington, North Carolina, effectively closing the South’s last major seaport.
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D.
Battle of Plum Point Bend
The Battle of Plum Point Bend was an 1862 American Civil War riverine engagement on the Mississippi River in which Confederate rams attacked and damaged Union ironclads near Fort Pillow, Tennessee.
-
E.
Battle of Fort Anderson
The Battle of Fort Anderson was an American Civil War engagement in February 1865 in North Carolina, where Union forces captured a key Confederate fortification along the Cape Fear River as part of the campaign to secure Wilmington.
- 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: Battle of St. Johns Bluff Target entity description: The Battle of St. Johns Bluff was an 1862 American Civil War engagement in northeastern Florida in which Union forces captured Confederate river defenses along the St. Johns River, helping secure the region for the Union.
-
A.
Battle of Fort Donelson
The Battle of Fort Donelson was a major early Union victory in the American Civil War that opened the Cumberland River as an invasion route into the Confederate heartland and elevated Ulysses S. Grant to national prominence.
-
B.
Battle of Mobile Bay
The Battle of Mobile Bay was a major American Civil War naval engagement in 1864, famous for Admiral David Farragut’s bold attack that sealed one of the Confederacy’s last major Gulf ports.
-
C.
Second Battle of Fort Fisher
The Second Battle of Fort Fisher was a major American Civil War engagement in January 1865 in which Union forces captured the Confederate stronghold guarding Wilmington, North Carolina, effectively closing the South’s last major seaport.
-
D.
Battle of Plum Point Bend
The Battle of Plum Point Bend was an 1862 American Civil War riverine engagement on the Mississippi River in which Confederate rams attacked and damaged Union ironclads near Fort Pillow, Tennessee.
-
E.
Battle of Fort Anderson
The Battle of Fort Anderson was an American Civil War engagement in February 1865 in North Carolina, where Union forces captured a key Confederate fortification along the Cape Fear River as part of the campaign to secure Wilmington.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
American Civil War battle
ⓘ
battle ⓘ |
| alsoKnownAs |
Battle of St. John’s Bluff
ⓘ
linked to:
Battle of St. Johns Bluff
St. Johns Bluff ⓘ
linked to:
St. Johns Bluff, Florida
|
| belligerent |
Confederate States of America
ⓘ
United States (Union) ⓘ
linked to:
United States of America
|
| combatant |
Confederate Army
ⓘ
linked to:
Confederate States Army
Union Army ⓘ Union Navy ⓘ |
| commander |
Charles Steedman
ⓘ
John Milton Brannan NERFINISHED ⓘ Joseph Finnegan ⓘ |
| conflict | American Civil War ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| date | 1862-10-01 ⓘ |
| defensiveWork | Confederate earthworks on St. Johns Bluff ⓘ |
| endDate | 1862-10-03 ⓘ |
| followedBy | further Union operations along the St. Johns River ⓘ |
| hasSite |
Fort Caroline National Memorial vicinity
ⓘ
linked to:
Fort Caroline National Memorial
|
| historicalRegion |
Confederate Florida
ⓘ
linked to:
Confederate Gulf Coast
|
| involvedMilitaryBranch |
Confederate artillery
ⓘ
Union artillery ⓘ Union infantry ⓘ Union naval gunboats ⓘ |
| location |
Duval County, Florida
ⓘ
St. Johns Bluff, Florida ⓘ northeastern Florida ⓘ |
| notableFor |
Union capture of Confederate river defenses in Florida
ⓘ
Union use of joint army-navy operations in coastal Florida ⓘ |
| objective | capture Confederate river defenses on the St. Johns River ⓘ |
| outcome |
Confederate artillery positions were captured
ⓘ
Confederate forces abandoned their positions ⓘ |
| partOf | Jacksonville Expedition (1862) ⓘ |
| precededBy |
Union occupation of Jacksonville, Florida (1862)
ⓘ
linked to:
Union occupation of Jacksonville
|
| presentDayCity | Jacksonville, Florida ⓘ |
| result | Union victory ⓘ |
| river | St. Johns River ⓘ |
| startDate | 1862-10-01 ⓘ |
| strategicEffect |
helped secure northeastern Florida for the Union
ⓘ
secured Union control of the lower St. Johns River ⓘ |
| tactic |
Confederate defensive fortification of river bluffs
ⓘ
Union amphibious landing ⓘ Union flanking maneuver ⓘ |
| theater | Eastern Theater of the American Civil War ⓘ |
| year | 1862 ⓘ |
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: Battle of St. Johns Bluff Description of subject: The Battle of St. Johns Bluff was an 1862 American Civil War engagement in northeastern Florida in which Union forces captured Confederate river defenses along the St. Johns River, helping secure the region for the Union.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Battle of St. Johns Bluff