Fort Lyon, Colorado Territory
E175673
Fort Lyon in the Colorado Territory was a 19th-century U.S. Army post on the Arkansas River that played a key role in the Indian Wars and frontier military operations in the American West.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Fort Lyon (historic site) | 1 |
| Fort Lyon (historic) | 1 |
| Fort Lyon, Colorado | 1 |
| Fort Lyon, Colorado Territory canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1545648 — 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: Fort Lyon, Colorado Territory Context triple: [Kit Carson, placeOfDeath, Fort Lyon, Colorado Territory]
-
A.
Fort Bridger, Wyoming
Fort Bridger, Wyoming is a historic 19th-century trading post and military outpost in southwestern Wyoming that served as a key resupply and transit point for westward-bound emigrants.
-
B.
Fort Laramie
Fort Laramie was a key 19th-century U.S. Army post and trading hub in present-day Wyoming that served as a major resupply and gathering point for westward migrants, Native American tribes, and the military.
-
C.
Fort Larned
Fort Larned is a historic 19th-century U.S. Army post in Kansas that protected commerce and travel along the Santa Fe Trail.
-
D.
Fort Union
Fort Union was a 19th-century U.S. Army frontier post in northeastern New Mexico that served as a key military and supply hub along the Santa Fe Trail.
-
E.
Fort Carson
Fort Carson is a major U.S. Army installation near Colorado Springs, Colorado, known for hosting key space, infantry, and combat support units.
- 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: Fort Lyon, Colorado Territory Target entity description: Fort Lyon in the Colorado Territory was a 19th-century U.S. Army post on the Arkansas River that played a key role in the Indian Wars and frontier military operations in the American West.
-
A.
Fort Bridger, Wyoming
Fort Bridger, Wyoming is a historic 19th-century trading post and military outpost in southwestern Wyoming that served as a key resupply and transit point for westward-bound emigrants.
-
B.
Fort Laramie
Fort Laramie was a key 19th-century U.S. Army post and trading hub in present-day Wyoming that served as a major resupply and gathering point for westward migrants, Native American tribes, and the military.
-
C.
Fort Larned
Fort Larned is a historic 19th-century U.S. Army post in Kansas that protected commerce and travel along the Santa Fe Trail.
-
D.
Fort Union
Fort Union was a 19th-century U.S. Army frontier post in northeastern New Mexico that served as a key military and supply hub along the Santa Fe Trail.
-
E.
Fort Carson
Fort Carson is a major U.S. Army installation near Colorado Springs, Colorado, known for hosting key space, infantry, and combat support units.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
United States Army post
ⓘ
frontier military fort ⓘ |
| associatedWith |
Arapaho people
ⓘ
Cheyenne people ⓘ Comanche people ⓘ
linked to:
Comanche
Kiowa people ⓘ |
| conflict |
American Civil War
ⓘ
American Indian Wars ⓘ
linked to:
United States–Native American wars
|
| controlledBy | Union Army ⓘ |
| country | United States of America ⓘ |
| era | 19th century ⓘ |
| established | 1860s ⓘ |
| establishedDuring | American Civil War era ⓘ |
| functionedAs | base for campaigns against Plains tribes ⓘ |
| garrisonedBy |
U.S. Cavalry units
ⓘ
linked to:
United States Cavalry
U.S. Infantry units ⓘ United States Army ⓘ |
| locatedIn |
Colorado Territory
ⓘ
linked to:
Territory of Colorado
|
| locatedInPresentDay | Colorado ⓘ |
| locatedNear |
Bent County, Colorado
ⓘ
Las Animas, Colorado ⓘ |
| locatedOn | Arkansas River ⓘ |
| namedAfter | Nathaniel Lyon ⓘ |
| namedFor |
Union General Nathaniel Lyon
ⓘ
linked to:
Brigadier General Nathaniel Lyon
|
| nearbyEvent | Sand Creek Massacre ⓘ |
| partOf |
Department of the Missouri
ⓘ
Military Division of the Missouri ⓘ Western frontier fort system ⓘ |
| playedRoleIn |
U.S. expansion into the American West
ⓘ
military control of the Southern Plains ⓘ |
| region |
American West
ⓘ
linked to:
Old West
Southern Plains ⓘ |
| strategicImportance |
control of Arkansas River corridor
ⓘ
protection of routes to New Mexico Territory ⓘ support of settlement in southeastern Colorado ⓘ |
| timePeriod |
late 19th century
ⓘ
mid-19th century ⓘ |
| underJurisdictionOf |
U.S. War Department
ⓘ
linked to:
United States Department of War
|
| usedFor |
Indian Wars operations
ⓘ
cavalry operations ⓘ frontier defense ⓘ infantry garrison ⓘ protection of overland trails ⓘ protection of stage and mail routes ⓘ supply depot ⓘ |
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: Fort Lyon, Colorado Territory Description of subject: Fort Lyon in the Colorado Territory was a 19th-century U.S. Army post on the Arkansas River that played a key role in the Indian Wars and frontier military operations in the American West.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fort Lyon, Colorado Territory
linked to: Fort Lyon, Colorado Territory
linked to: Fort Lyon, Colorado Territory