Battle of Opequon
E942582
The Battle of Opequon, also known as the Third Battle of Winchester, was a major Union victory in the American Civil War’s Shenandoah Valley Campaign fought on September 19, 1864, that helped secure Union control of the region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Battle of Opequon canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11714682 — 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 Opequon Context triple: [Battle of Winchester (Third Battle of Winchester), alsoKnownAs, Battle of Opequon]
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A.
Battle of Shaggy Ridge
The Battle of Shaggy Ridge was a hard-fought World War II engagement in New Guinea in which Australian forces captured a strategically vital mountain ridge from Japanese defenders as part of the broader Finisterre Range campaign.
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B.
Battle of Rocky Face Ridge
The Battle of Rocky Face Ridge was an early May 1864 engagement in the American Civil War’s Atlanta Campaign, where Union forces under William T. Sherman probed and flanked Confederate defenses near Dalton, Georgia.
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C.
Battle of Medina Ridge
The Battle of Medina Ridge was a major tank engagement of the 1991 Gulf War in which U.S.-led coalition forces decisively defeated Iraqi armored units of the Republican Guard near Basra.
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D.
Battle of Bloody Ridge
The Battle of Bloody Ridge was a fierce World War II engagement on Guadalcanal in 1942, where U.S. forces repelled repeated Japanese assaults in a crucial defense of the island’s vital airfield.
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E.
Battle of Round Mountain
The Battle of Round Mountain was an early American Civil War engagement in Indian Territory, notable for involving Native American forces divided in their loyalties between the Union and the Confederacy.
- 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 Opequon Target entity description: The Battle of Opequon, also known as the Third Battle of Winchester, was a major Union victory in the American Civil War’s Shenandoah Valley Campaign fought on September 19, 1864, that helped secure Union control of the region.
-
A.
Battle of Shaggy Ridge
The Battle of Shaggy Ridge was a hard-fought World War II engagement in New Guinea in which Australian forces captured a strategically vital mountain ridge from Japanese defenders as part of the broader Finisterre Range campaign.
-
B.
Battle of Rocky Face Ridge
The Battle of Rocky Face Ridge was an early May 1864 engagement in the American Civil War’s Atlanta Campaign, where Union forces under William T. Sherman probed and flanked Confederate defenses near Dalton, Georgia.
-
C.
Battle of Medina Ridge
The Battle of Medina Ridge was a major tank engagement of the 1991 Gulf War in which U.S.-led coalition forces decisively defeated Iraqi armored units of the Republican Guard near Basra.
-
D.
Battle of Bloody Ridge
The Battle of Bloody Ridge was a fierce World War II engagement on Guadalcanal in 1942, where U.S. forces repelled repeated Japanese assaults in a crucial defense of the island’s vital airfield.
-
E.
Battle of Round Mountain
The Battle of Round Mountain was an early American Civil War engagement in Indian Territory, notable for involving Native American forces divided in their loyalties between the Union and the Confederacy.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
American Civil War battle
ⓘ
Union victory ⓘ battle ⓘ |
| alsoKnownAs | Third Battle of Winchester NERFINISHED ⓘ |
| alternativeName | Battle of Opequon Creek NERFINISHED ⓘ |
| associatedWith | Philip H. Sheridan's 1864 Shenandoah Valley campaign ⓘ |
| belligerent |
Confederate States of America
ⓘ
United States (Union) NERFINISHED ⓘ |
| campaignObjective | secure Union control of the Shenandoah Valley ⓘ |
| casualtiesLevel | heavy on both sides ⓘ |
| commander |
Jubal A. Early
NERFINISHED
ⓘ
Philip H. Sheridan NERFINISHED ⓘ |
| ConfederateCommander | Jubal A. Early NERFINISHED ⓘ |
| ConfederateDivisionCommander |
John B. Gordon
NERFINISHED
ⓘ
John C. Breckinridge NERFINISHED ⓘ Stephen D. Ramseur NERFINISHED ⓘ |
| ConfederateForce | Army of the Valley NERFINISHED ⓘ |
| conflict | American Civil War ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| date | 1864-09-19 ⓘ |
| followedBy |
Battle of Cedar Creek
NERFINISHED
ⓘ
Battle of Fisher's Hill NERFINISHED ⓘ |
| front | Shenandoah Valley NERFINISHED ⓘ |
| historicalPeriod | American Civil War era NERFINISHED ⓘ |
| location |
Frederick County, Virginia
NERFINISHED
ⓘ
near Winchester, Virginia ⓘ |
| militaryBranch |
Confederate States Army
NERFINISHED
ⓘ
Union Army NERFINISHED ⓘ |
| namedAfter | Opequon Creek NERFINISHED ⓘ |
| notableUnionCorps |
VI Corps
NERFINISHED
ⓘ
VIII Corps NERFINISHED ⓘ XIX Corps NERFINISHED ⓘ |
| partOf |
Shenandoah Valley Campaign of 1864
NERFINISHED
ⓘ
Valley Campaigns of 1864 NERFINISHED ⓘ |
| precededBy | Second Battle of Kernstown NERFINISHED ⓘ |
| result | Union victory ⓘ |
| scale | major battle ⓘ |
| state | Virginia ⓘ |
| strategicSignificance |
helped secure Union control of the Shenandoah Valley
ⓘ
weakened Confederate presence in the Shenandoah Valley ⓘ |
| theater | Eastern Theater of the American Civil War NERFINISHED ⓘ |
| UnionCavalryCommander | Alfred T. A. Torbert NERFINISHED ⓘ |
| UnionCommander | Philip H. Sheridan NERFINISHED ⓘ |
| UnionForce | Army of the Shenandoah NERFINISHED ⓘ |
| UnionObjective |
defeat Jubal Early's army in the Shenandoah Valley
ⓘ
protect Washington, D.C. from Confederate threats via the Valley ⓘ |
| year | 1864 ⓘ |
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 Opequon Description of subject: The Battle of Opequon, also known as the Third Battle of Winchester, was a major Union victory in the American Civil War’s Shenandoah Valley Campaign fought on September 19, 1864, that helped secure Union control of the region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.