First Colorado Cavalry Regiment
E905103
The First Colorado Cavalry Regiment was a Union volunteer cavalry unit from the Colorado Territory that served on the Western frontier during the American Civil War, engaging in campaigns against Confederate forces and Native American tribes.
All labels observed (4)
| Label | Occurrences |
|---|---|
| 1st Colorado Volunteer Infantry Regiment | 2 |
| 1st Colorado Cavalry Regiment | 1 |
| Colorado Volunteer Cavalry | 1 |
| First Colorado Cavalry Regiment canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11080137 — 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 Colorado Cavalry Regiment Context triple: [Colorado Territory militia, hasPart, First Colorado Cavalry Regiment]
-
A.
Third Colorado Cavalry Regiment
The Third Colorado Cavalry Regiment was a short-lived volunteer unit formed in 1864 in the Colorado Territory, notorious for its role in the Sand Creek Massacre during the American Civil War.
-
B.
10th U.S. Cavalry Regiment
The 10th U.S. Cavalry Regiment was one of the original African American "Buffalo Soldier" units in the U.S. Army, noted for its distinguished service in the Indian Wars and the Spanish–American War.
-
C.
2nd U.S. Cavalry
The 2nd U.S. Cavalry was a pre–Civil War Regular Army regiment that served on the American frontier and later fought for the Union in the American Civil War.
-
D.
Sixth Cavalry Regiment
The Sixth Cavalry Regiment is a historic U.S. Army cavalry unit known for its active service in the Indian Wars and later conflicts.
-
E.
4th United States Cavalry Regiment
The 4th United States Cavalry Regiment is a historic U.S. Army cavalry unit renowned for its service in 19th-century frontier campaigns and later conflicts.
- 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 Colorado Cavalry Regiment Target entity description: The First Colorado Cavalry Regiment was a Union volunteer cavalry unit from the Colorado Territory that served on the Western frontier during the American Civil War, engaging in campaigns against Confederate forces and Native American tribes.
-
A.
Third Colorado Cavalry Regiment
The Third Colorado Cavalry Regiment was a short-lived volunteer unit formed in 1864 in the Colorado Territory, notorious for its role in the Sand Creek Massacre during the American Civil War.
-
B.
10th U.S. Cavalry Regiment
The 10th U.S. Cavalry Regiment was one of the original African American "Buffalo Soldier" units in the U.S. Army, noted for its distinguished service in the Indian Wars and the Spanish–American War.
-
C.
2nd U.S. Cavalry
The 2nd U.S. Cavalry was a pre–Civil War Regular Army regiment that served on the American frontier and later fought for the Union in the American Civil War.
-
D.
Sixth Cavalry Regiment
The Sixth Cavalry Regiment is a historic U.S. Army cavalry unit known for its active service in the Indian Wars and later conflicts.
-
E.
4th United States Cavalry Regiment
The 4th United States Cavalry Regiment is a historic U.S. Army cavalry unit renowned for its service in 19th-century frontier campaigns and later conflicts.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
American Civil War military unit
ⓘ
Union Army cavalry regiment ⓘ |
| allegiance | Union ⓘ |
| associatedWith | Union military campaigns in the Trans-Mississippi Theater ⓘ |
| branch | Union Army ⓘ |
| category |
Cavalry regiments of the Union Army
ⓘ
Colorado in the American Civil War ⓘ Military units and formations of the Colorado Territory ⓘ |
| conflict | American Civil War ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| engagedIn |
campaigns against Confederate forces in the West
ⓘ
campaigns against Native American tribes ⓘ |
| engagedWith | Native American tribes on the Great Plains ⓘ |
| era | 19th century ⓘ |
| formedFrom |
1st Colorado Volunteer Infantry Regiment
ⓘ
linked to:
First Colorado Cavalry Regiment
|
| garrisonRegion |
Colorado Territory and surrounding Western territories
ⓘ
linked to:
Territory of Colorado
|
| historicalRegion |
American Old West
ⓘ
linked to:
Old West
|
| location |
Colorado Territory
ⓘ
linked to:
Territory of Colorado
|
| militaryBranch | Cavalry ⓘ |
| militaryFunction |
frontier defense
ⓘ
mounted combat ⓘ scouting and patrolling ⓘ |
| notableFor | service on the Western frontier during the American Civil War ⓘ |
| opposedTo |
Confederate States forces
ⓘ
linked to:
Confederate States Army
|
| partOf | Union volunteer forces ⓘ |
| predecessor |
1st Colorado Volunteer Infantry Regiment
ⓘ
linked to:
First Colorado Cavalry Regiment
|
| role | volunteer cavalry unit ⓘ |
| serviceType | volunteer ⓘ |
| territorialOrigin |
Colorado Territory
ⓘ
linked to:
Territory of Colorado
|
| theaterOfOperations | Western frontier of the American Civil War ⓘ |
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 Colorado Cavalry Regiment Description of subject: The First Colorado Cavalry Regiment was a Union volunteer cavalry unit from the Colorado Territory that served on the Western frontier during the American Civil War, engaging in campaigns against Confederate forces and Native American tribes.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
John
linked to: First Colorado Cavalry Regiment
linked to: First Colorado Cavalry Regiment
linked to: First Colorado Cavalry Regiment
linked to: First Colorado Cavalry Regiment