Third Colorado Cavalry Regiment
E903722
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Colorado U.S. Volunteer Cavalry | 1 |
| Third Colorado Cavalry Regiment canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11080136 — 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: Third Colorado Cavalry Regiment Context triple: [Colorado Territory militia, hasPart, Third Colorado Cavalry Regiment]
-
A.
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.
-
B.
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.
-
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.
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.
-
E.
United States Army 7th Cavalry Regiment
The United States Army 7th Cavalry Regiment is a historic cavalry unit best known for its role in the Indian Wars, including the Battle of the Little Bighorn and the Wounded Knee Massacre, and later service in major 20th- and 21st-century 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: Third Colorado Cavalry Regiment Target entity description: 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.
-
A.
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.
-
B.
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.
-
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.
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.
-
E.
United States Army 7th Cavalry Regiment
The United States Army 7th Cavalry Regiment is a historic cavalry unit best known for its role in the Indian Wars, including the Battle of the Little Bighorn and the Wounded Knee Massacre, and later service in major 20th- and 21st-century conflicts.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
cavalry regiment
ⓘ
military unit ⓘ volunteer regiment ⓘ |
| accusedOf | massacre of Native American noncombatants at Sand Creek ⓘ |
| activePeriod | 1864 ⓘ |
| allegiance | Union ⓘ |
| commander | Colonel John M. Chivington NERFINISHED ⓘ |
| conflict | American Civil War ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dateFormed | 1864 ⓘ |
| disbandedAfter | Sand Creek Massacre NERFINISHED ⓘ |
| engagement | Sand Creek Massacre NERFINISHED ⓘ |
| formedFor | short‑term frontier defense ⓘ |
| garrisonOrHeadquarters | Denver, Colorado Territory NERFINISHED ⓘ |
| historicalReputation | notorious for atrocities at Sand Creek ⓘ |
| involvedIn |
violence against Arapaho people
ⓘ
violence against Cheyenne people ⓘ |
| locationFormed | Colorado Territory NERFINISHED ⓘ |
| militaryBranch | cavalry ⓘ |
| nickname | Hundred Dazers NERFINISHED ⓘ |
| notableFor | Sand Creek Massacre NERFINISHED ⓘ |
| operatedIn | Colorado Territory frontier ⓘ |
| organizedIn | Colorado Territory NERFINISHED ⓘ |
| partOf | Union Army NERFINISHED ⓘ |
| raisedBy | Colorado territorial authorities ⓘ |
| role | mounted volunteers ⓘ |
| serviceType | 100‑day volunteers ⓘ |
| subjectOf | United States congressional investigations into Sand Creek Massacre NERFINISHED ⓘ |
| subordinateTo | District of Colorado NERFINISHED ⓘ |
| theater | Western Theater of the American Civil War 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: Third Colorado Cavalry Regiment Description of subject: 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.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Colorado U.S. Volunteer Cavalry