first-day field of the Battle of Gettysburg
E615240
The first-day field of the Battle of Gettysburg is the area west and north of Gettysburg, Pennsylvania, where Union and Confederate forces clashed on July 1, 1863, in the opening phase of the pivotal three-day Civil War battle.
All labels observed (4)
| Label | Occurrences |
|---|---|
| First Day battlefield area at Gettysburg | 1 |
| First Day battlefield at Gettysburg | 1 |
| First Day of the Battle of Gettysburg | 1 |
| first-day field of the Battle of Gettysburg canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6754631 — 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: first-day field of the Battle of Gettysburg Context triple: [McPherson Ridge, partOf, first-day field of the Battle of Gettysburg]
-
A.
Battle of Gettysburg
The Battle of Gettysburg was a pivotal three-day Civil War clash in 1863 that marked a turning point in favor of the Union and became one of the conflict’s bloodiest and most famous engagements.
-
B.
Battle of Gettysburg: July 1–3, 1863
The Battle of Gettysburg, fought July 1–3, 1863, was a pivotal American Civil War clash in Pennsylvania that ended Confederate General Robert E. Lee’s invasion of the North and is often considered the war’s turning point.
-
C.
Battle of Brandy Station
The Battle of Brandy Station was the largest cavalry engagement of the American Civil War, marking a turning point in mounted warfare and preceding the Gettysburg Campaign.
-
D.
Gettysburg
Gettysburg is a historic Pennsylvania town best known as the site of the pivotal 1863 Civil War battle and Abraham Lincoln’s Gettysburg Address.
-
E.
Battle of Antietam
The Battle of Antietam was a pivotal 1862 clash in the American Civil War, known as the bloodiest single day in U.S. military history and a turning point that enabled Abraham Lincoln to issue the Emancipation Proclamation.
- 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: first-day field of the Battle of Gettysburg Target entity description: The first-day field of the Battle of Gettysburg is the area west and north of Gettysburg, Pennsylvania, where Union and Confederate forces clashed on July 1, 1863, in the opening phase of the pivotal three-day Civil War battle.
-
A.
Battle of Gettysburg
The Battle of Gettysburg was a pivotal three-day Civil War clash in 1863 that marked a turning point in favor of the Union and became one of the conflict’s bloodiest and most famous engagements.
-
B.
Battle of Gettysburg: July 1–3, 1863
The Battle of Gettysburg, fought July 1–3, 1863, was a pivotal American Civil War clash in Pennsylvania that ended Confederate General Robert E. Lee’s invasion of the North and is often considered the war’s turning point.
-
C.
Battle of Brandy Station
The Battle of Brandy Station was the largest cavalry engagement of the American Civil War, marking a turning point in mounted warfare and preceding the Gettysburg Campaign.
-
D.
Gettysburg
Gettysburg is a historic Pennsylvania town best known as the site of the pivotal 1863 Civil War battle and Abraham Lincoln’s Gettysburg Address.
-
E.
Battle of Antietam
The Battle of Antietam was a pivotal 1862 clash in the American Civil War, known as the bloodiest single day in U.S. military history and a turning point that enabled Abraham Lincoln to issue the Emancipation Proclamation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Civil War battlefield area
ⓘ
historic site ⓘ |
| associatedUnit |
Army of Northern Virginia
ⓘ
Army of the Potomac ⓘ |
| combatants |
Confederate Army
ⓘ
linked to:
Confederate States Army
Union Army ⓘ |
| containsFeature |
Barlow Knoll vicinity
ⓘ
Blocher’s Knoll vicinity ⓘ Carlisle Road sector ⓘ Chambersburg Pike sector ⓘ Fairfield Road sector ⓘ Forney Ridge ⓘ Harrisburg Road sector ⓘ
linked to:
Mummasburg Road sector
Herr Ridge ⓘ Lutheran Theological Seminary grounds (first-day area) ⓘ McPherson Ridge ⓘ Mummasburg Road sector ⓘ Oak Hill ⓘ Oak Ridge ⓘ Railroad Cut ⓘ Seminary Ridge (northern sector) ⓘ
linked to:
Seminary Ridge
Sheads Woods ⓘ Willoughby Run ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| currentUse | part of Gettysburg National Military Park ⓘ |
| date | July 1, 1863 ⓘ |
| directionFrom |
north of Gettysburg
ⓘ
west of Gettysburg ⓘ |
| hasMarker | War Department tablets describing first-day actions ⓘ |
| hasMonument |
various Confederate regimental monuments
ⓘ
various Union regimental monuments ⓘ |
| heritageStatus | protected battlefield landscape ⓘ |
| locatedIn |
Adams County, Pennsylvania
ⓘ
Gettysburg, Pennsylvania ⓘ
linked to:
Gettysburg
United States ⓘ
linked to:
United States of America
|
| notableCommander |
A. P. Hill
ⓘ
linked to:
A.P. Hill
George G. Meade ⓘ Henry Heth ⓘ John F. Reynolds ⓘ Richard S. Ewell ⓘ Robert E. Lee ⓘ |
| partOf | Battle of Gettysburg ⓘ |
| phaseOf | opening phase of the Battle of Gettysburg ⓘ |
| result | Union forces driven back through Gettysburg to Cemetery Hill and Cemetery Ridge ⓘ |
| significance | site of initial clash between Union and Confederate forces at Gettysburg ⓘ |
| tourism | visited by battlefield tourists and Civil War historians ⓘ |
| usedDuring |
American Civil War
ⓘ
Battle of Gettysburg ⓘ |
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: first-day field of the Battle of Gettysburg Description of subject: The first-day field of the Battle of Gettysburg is the area west and north of Gettysburg, Pennsylvania, where Union and Confederate forces clashed on July 1, 1863, in the opening phase of the pivotal three-day Civil War battle.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: first-day field of the Battle of Gettysburg
linked to: first-day field of the Battle of Gettysburg
linked to: first-day field of the Battle of Gettysburg