1st Division, V Corps
E500698
The 1st Division, V Corps was a Union Army infantry division in the American Civil War, noted for including distinguished regiments such as the 20th Maine and for its prominent role in major Eastern Theater battles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 1st Division, V Corps canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T5150112 — 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: 1st Division, V Corps Context triple: [20th Maine Volunteer Infantry Regiment, divisionAssignment, 1st Division, V Corps]
-
A.
1st Division
The 1st Division is a key formation of the Australian Army, historically notable for its role in major conflicts such as World War I and World War II.
-
B.
II Corps
II Corps was a major field formation of the Ottoman Army that played a significant role in several key campaigns during World War I.
-
C.
V Corps (United States)
V Corps (United States) is a major U.S. Army field corps that played a key role in European operations during both World Wars and the Cold War.
-
D.
II Corps (United States)
II Corps (United States) was a major U.S. Army field corps that played a significant role in World War II campaigns, particularly in North Africa and Italy.
-
E.
VII Corps
VII Corps was a major U.S. Army formation in World War II, best known for leading the American landings on the Cotentin Peninsula during the Normandy invasion and subsequent campaigns in Western Europe.
- 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: 1st Division, V Corps Target entity description: The 1st Division, V Corps was a Union Army infantry division in the American Civil War, noted for including distinguished regiments such as the 20th Maine and for its prominent role in major Eastern Theater battles.
-
A.
1st Division
The 1st Division is a key formation of the Australian Army, historically notable for its role in major conflicts such as World War I and World War II.
-
B.
II Corps
II Corps was a major field formation of the Ottoman Army that played a significant role in several key campaigns during World War I.
-
C.
V Corps (United States)
V Corps (United States) is a major U.S. Army field corps that played a key role in European operations during both World Wars and the Cold War.
-
D.
II Corps (United States)
II Corps (United States) was a major U.S. Army field corps that played a significant role in World War II campaigns, particularly in North Africa and Italy.
-
E.
VII Corps
VII Corps was a major U.S. Army formation in World War II, best known for leading the American landings on the Cotentin Peninsula during the Normandy invasion and subsequent campaigns in Western Europe.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
Union Army infantry division
ⓘ
military unit ⓘ |
| allegiance |
Union
NERFINISHED
ⓘ
United States of America ⓘ |
| army | Army of the Potomac NERFINISHED ⓘ |
| associatedBattlefield | Gettysburg, Pennsylvania NERFINISHED ⓘ |
| associatedWith | Little Round Top NERFINISHED ⓘ |
| belligerent | Union ⓘ |
| branch | Union Army NERFINISHED ⓘ |
| conflict | American Civil War ⓘ |
| corpsLevel | V Corps NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| engagement |
Appomattox Campaign
NERFINISHED
ⓘ
Battle of Antietam NERFINISHED ⓘ Battle of Chancellorsville NERFINISHED ⓘ Battle of Fredericksburg NERFINISHED ⓘ Battle of Gettysburg NERFINISHED ⓘ Battle of Spotsylvania Court House NERFINISHED ⓘ Battle of the Wilderness NERFINISHED ⓘ Overland Campaign NERFINISHED ⓘ Siege of Petersburg NERFINISHED ⓘ |
| era | 19th century ⓘ |
| higherFormation | Army of the Potomac NERFINISHED ⓘ |
| notableAction | defense of the Union left at Gettysburg through its regiments ⓘ |
| notableCommander |
Brigadier General Charles Griffin
NERFINISHED
ⓘ
Brigadier General Gouverneur K. Warren NERFINISHED ⓘ Brigadier General James Barnes NERFINISHED ⓘ Major General Charles Griffin NERFINISHED ⓘ |
| notableUnit |
16th Michigan Volunteer Infantry Regiment
NERFINISHED
ⓘ
20th Maine Volunteer Infantry Regiment NERFINISHED ⓘ 44th New York Volunteer Infantry Regiment NERFINISHED ⓘ 83rd Pennsylvania Volunteer Infantry Regiment NERFINISHED ⓘ |
| notedFor |
including the 20th Maine in its order of battle
ⓘ
prominent role in major Eastern Theater battles ⓘ |
| partOf | V Corps (Union Army) NERFINISHED ⓘ |
| regionOfOperations |
Maryland
NERFINISHED
ⓘ
Pennsylvania NERFINISHED ⓘ Virginia NERFINISHED ⓘ |
| role | infantry ⓘ |
| serviceBranch | Union Army infantry NERFINISHED ⓘ |
| side | Union Army of the Potomac NERFINISHED ⓘ |
| theater | Eastern Theater of the American Civil War NERFINISHED ⓘ |
| type | infantry division ⓘ |
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: 1st Division, V Corps Description of subject: The 1st Division, V Corps was a Union Army infantry division in the American Civil War, noted for including distinguished regiments such as the 20th Maine and for its prominent role in major Eastern Theater battles.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.