Colorado Coalfield War
E734258
The Colorado Coalfield War was a major early 20th-century labor conflict in southern Colorado between coal miners and coal companies, marked by violent clashes such as the Ludlow Massacre and significant involvement of the National Guard.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Colorado Coalfield War canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8434175 — 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: Colorado Coalfield War Context triple: [Ludlow strike, chronologyWithin, Colorado Coalfield War]
-
A.
Coal Creek War
The Coal Creek War was an 1891–1892 armed labor uprising by coal miners in Anderson County, Tennessee, protesting the use of convict leasing in the coal mines.
-
B.
Johnson County War
The Johnson County War was a violent late-19th-century conflict in Wyoming between large cattle barons and smaller settlers and rustlers, emblematic of the lawlessness and power struggles of the American Wild West.
-
C.
Lincoln County War
The Lincoln County War was a violent 1878 frontier conflict in New Mexico involving rival economic factions and famous gunmen like Billy the Kid, emblematic of lawlessness in the American Wild West.
-
D.
Winnebago War
The Winnebago War was a brief 1827 conflict between the United States and the Ho-Chunk (Winnebago) people in the Upper Mississippi region, sparked by tensions over land cessions and American expansion.
-
E.
Battle of Blair Mountain
The Battle of Blair Mountain was a major 1921 armed labor uprising in West Virginia, where thousands of coal miners confronted coal company forces and authorities in one of the largest labor conflicts in U.S. history.
- 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: Colorado Coalfield War Target entity description: The Colorado Coalfield War was a major early 20th-century labor conflict in southern Colorado between coal miners and coal companies, marked by violent clashes such as the Ludlow Massacre and significant involvement of the National Guard.
-
A.
Coal Creek War
The Coal Creek War was an 1891–1892 armed labor uprising by coal miners in Anderson County, Tennessee, protesting the use of convict leasing in the coal mines.
-
B.
Johnson County War
The Johnson County War was a violent late-19th-century conflict in Wyoming between large cattle barons and smaller settlers and rustlers, emblematic of the lawlessness and power struggles of the American Wild West.
-
C.
Lincoln County War
The Lincoln County War was a violent 1878 frontier conflict in New Mexico involving rival economic factions and famous gunmen like Billy the Kid, emblematic of lawlessness in the American Wild West.
-
D.
Winnebago War
The Winnebago War was a brief 1827 conflict between the United States and the Ho-Chunk (Winnebago) people in the Upper Mississippi region, sparked by tensions over land cessions and American expansion.
-
E.
Battle of Blair Mountain
The Battle of Blair Mountain was a major 1921 armed labor uprising in West Virginia, where thousands of coal miners confronted coal company forces and authorities in one of the largest labor conflicts in U.S. history.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
armed conflict
ⓘ
labor conflict ⓘ |
| characterizedBy |
armed confrontations between miners and guards
ⓘ
destruction of tent colonies ⓘ use of machine guns ⓘ violent clashes ⓘ |
| conflict | Ludlow Massacre NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| endTime | 1914 ⓘ |
| followedBy | labor reforms in the United States ⓘ |
| hasCause |
company control of housing and stores
ⓘ
labor disputes in coal industry ⓘ lack of union recognition ⓘ low wages for coal miners ⓘ poor working conditions in coal mines ⓘ |
| hasEffect |
changes in mine safety and labor laws
ⓘ
strengthening of labor movement ⓘ |
| hasPart | Ludlow Massacre NERFINISHED ⓘ |
| locatedIn | southern Colorado NERFINISHED ⓘ |
| location |
Huerfano County, Colorado
NERFINISHED
ⓘ
Las Animas County, Colorado NERFINISHED ⓘ Ludlow, Colorado NERFINISHED ⓘ coal camps in southern Colorado ⓘ |
| mainSubject | coal mining ⓘ |
| notableFatalities |
miners' families
GENERATED
ⓘ
striking miners GENERATED ⓘ |
| opponent |
Colorado Fuel and Iron Company
NERFINISHED
ⓘ
United Mine Workers of America NERFINISHED ⓘ coal companies ⓘ |
| participant |
Colorado Fuel and Iron Company
NERFINISHED
ⓘ
Colorado National Guard NERFINISHED ⓘ Rockefeller interests NERFINISHED ⓘ United Mine Workers of America NERFINISHED ⓘ coal miners ⓘ private mine guards ⓘ strikebreakers ⓘ |
| partOf | American labor history ⓘ |
| relatedTo |
Ludlow tent colony
NERFINISHED
ⓘ
Rockefeller Plan for industrial relations NERFINISHED ⓘ |
| result |
congressional investigations into labor practices
ⓘ
damage to Rockefeller public image ⓘ increased public awareness of labor conditions ⓘ |
| significance | one of the deadliest labor conflicts in U.S. history ⓘ |
| significantEvent | Ludlow Massacre NERFINISHED ⓘ |
| startTime | 1913 ⓘ |
| timePeriod | early 20th century ⓘ |
| usedBy | National Guard 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: Colorado Coalfield War Description of subject: The Colorado Coalfield War was a major early 20th-century labor conflict in southern Colorado between coal miners and coal companies, marked by violent clashes such as the Ludlow Massacre and significant involvement of the National Guard.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.