Union II Corps line
E543681
The Union II Corps line was the fortified segment of the Union Army’s position at Gettysburg that bore the brunt of Pickett’s Charge on July 3, 1863.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Union II Corps line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5760215 — 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: Union II Corps line Context triple: [Pickett’s Charge, target, Union II Corps line]
-
A.
French IV Corps
The French IV Corps was a major corps-sized formation of Napoleon's army that played a significant role in the Waterloo campaign of 1815.
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B.
Union Ninth Corps front
The Union Ninth Corps front was the sector of the Union Army’s line at the Battle of Antietam commanded by Major General Ambrose Burnside, focused on assaulting the Confederate position near what became known as Burnside Bridge.
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C.
Union III Corps
Union III Corps was a major formation of the Union Army of the Potomac during the American Civil War, noted for its hard fighting and heavy casualties in key battles such as Gettysburg.
-
D.
French III Corps
The French III Corps was a major field formation of Napoleon’s army that played a significant role in the Waterloo campaign of 1815.
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E.
Union V Corps
Union V Corps was a major infantry formation of the Union Army of the Potomac during the American Civil War, noted for its significant combat role in key battles such as Gettysburg.
- 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: Union II Corps line Target entity description: The Union II Corps line was the fortified segment of the Union Army’s position at Gettysburg that bore the brunt of Pickett’s Charge on July 3, 1863.
-
A.
French IV Corps
The French IV Corps was a major corps-sized formation of Napoleon's army that played a significant role in the Waterloo campaign of 1815.
-
B.
Union Ninth Corps front
The Union Ninth Corps front was the sector of the Union Army’s line at the Battle of Antietam commanded by Major General Ambrose Burnside, focused on assaulting the Confederate position near what became known as Burnside Bridge.
-
C.
Union III Corps
Union III Corps was a major formation of the Union Army of the Potomac during the American Civil War, noted for its hard fighting and heavy casualties in key battles such as Gettysburg.
-
D.
French III Corps
The French III Corps was a major field formation of Napoleon’s army that played a significant role in the Waterloo campaign of 1815.
-
E.
Union V Corps
Union V Corps was a major infantry formation of the Union Army of the Potomac during the American Civil War, noted for its significant combat role in key battles such as Gettysburg.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
military defensive line
ⓘ
segment of Union Army battle line ⓘ |
| associatedWith | High-water mark of the Confederacy NERFINISHED ⓘ |
| battle | Battle of Gettysburg NERFINISHED ⓘ |
| boreTheBruntOf | Pickett’s Charge NERFINISHED ⓘ |
| centeredAt | The Angle NERFINISHED ⓘ |
| commandedBy | Major General Winfield Scott Hancock NERFINISHED ⓘ |
| conflict | American Civil War ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| date | July 3, 1863 ⓘ |
| defendedBy |
2nd Corps artillery
NERFINISHED
ⓘ
infantry regiments from multiple Union states ⓘ |
| faces | Confederate positions on Seminary Ridge ⓘ |
| fortifiedWith |
artillery batteries
ⓘ
field entrenchments ⓘ stone walls ⓘ |
| garrisonedBy | II Corps infantry brigades ⓘ |
| hasCasualties | heavy Union casualties during Pickett’s Charge ⓘ |
| historicalSignificance | key to Union victory at Gettysburg ⓘ |
| includesPosition |
Copse of Trees
ⓘ
The Angle NERFINISHED ⓘ stone wall on Cemetery Ridge ⓘ |
| locatedIn |
Cemetery Ridge
NERFINISHED
ⓘ
Gettysburg Battlefield NERFINISHED ⓘ |
| militaryFunction | absorb and repel Confederate infantry assault ⓘ |
| near |
Cemetery Hill
NERFINISHED
ⓘ
Emmitsburg Road NERFINISHED ⓘ Ziegler’s Grove NERFINISHED ⓘ |
| notableEvent | repulse of Pickett’s Charge ⓘ |
| operatedBy | II Corps (Army of the Potomac) NERFINISHED ⓘ |
| opposedBy |
Confederate Army of Northern Virginia
NERFINISHED
ⓘ
Pettigrew’s Division NERFINISHED ⓘ Pickett’s Division NERFINISHED ⓘ Trimble’s Division NERFINISHED ⓘ |
| partOf |
Army of the Potomac
NERFINISHED
ⓘ
Union battle line at Gettysburg ⓘ |
| presentDayStatus | marked and preserved within Gettysburg National Military Park ⓘ |
| primaryEngagementDate | July 3, 1863 ⓘ |
| result | successful Union defense of Cemetery Ridge ⓘ |
| strategicRole | center of Union position on July 3, 1863 ⓘ |
| supportedBy |
Union artillery on Cemetery Hill
ⓘ
adjacent Union I Corps units ⓘ adjacent Union III Corps remnants ⓘ |
| terrainFeature | gentle forward slope toward Emmitsburg Road ⓘ |
| timePeriod | July 1–3, 1863 ⓘ |
| usedBy | Union Army NERFINISHED ⓘ |
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: Union II Corps line Description of subject: The Union II Corps line was the fortified segment of the Union Army’s position at Gettysburg that bore the brunt of Pickett’s Charge on July 3, 1863.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.