Fort Lincoln (site)
E675638
Fort Lincoln (site) is a historic Civil War-era fortification that formed part of the defensive ring protecting Washington, D.C.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Fort Lincoln | 3 |
| Fort Lincoln (site) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7586383 — 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 Lincoln (site) Context triple: [Civil War Defenses of Washington, hasPart, Fort Lincoln (site)]
-
A.
Fort Kearny
Fort Kearny was a 19th-century U.S. Army outpost in Nebraska that served as a key way station and protection point for pioneers traveling west along the Oregon, California, and Mormon Trails.
-
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 Union Trading Post National Historic Site
Fort Union Trading Post National Historic Site is a reconstructed 19th-century fur trading post on the upper Missouri River that interprets the region’s historic trade between Euro-American traders and Northern Plains tribes.
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D.
Fort Stephenson site
The Fort Stephenson site is a historic landmark in Fremont, Ohio, commemorating the War of 1812 fort and the successful American defense led by Major George Croghan.
-
E.
Fort Union National Monument
Fort Union National Monument is a preserved 19th-century U.S. Army fort in northeastern New Mexico that protected the Santa Fe Trail and served as a key military and supply hub in the American Southwest.
- 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 Lincoln (site) Target entity description: Fort Lincoln (site) is a historic Civil War-era fortification that formed part of the defensive ring protecting Washington, D.C.
-
A.
Fort Kearny
Fort Kearny was a 19th-century U.S. Army outpost in Nebraska that served as a key way station and protection point for pioneers traveling west along the Oregon, California, and Mormon Trails.
-
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 Union Trading Post National Historic Site
Fort Union Trading Post National Historic Site is a reconstructed 19th-century fur trading post on the upper Missouri River that interprets the region’s historic trade between Euro-American traders and Northern Plains tribes.
-
D.
Fort Stephenson site
The Fort Stephenson site is a historic landmark in Fremont, Ohio, commemorating the War of 1812 fort and the successful American defense led by Major George Croghan.
-
E.
Fort Union National Monument
Fort Union National Monument is a preserved 19th-century U.S. Army fort in northeastern New Mexico that protected the Santa Fe Trail and served as a key military and supply hub in the American Southwest.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
Civil War-era fortification
ⓘ
Union Army fort ⓘ historic site ⓘ |
| builtFor | protection of Washington, D.C. from Confederate attack ⓘ |
| conflict | American Civil War ⓘ |
| controlledBy | Union Army ⓘ |
| country | United States of America ⓘ |
| era | 19th century ⓘ |
| garrison | Union troops ⓘ |
| hasCategory |
American Civil War forts
ⓘ
Forts in Washington, D.C. ⓘ Military history of Washington, D.C. ⓘ |
| hasFunction |
artillery position
ⓘ
defense of the national capital ⓘ |
| hasPart |
artillery emplacements
ⓘ
rifle pits ⓘ |
| heritageDesignation | historic Civil War site ⓘ |
| locatedIn |
United States
ⓘ
linked to:
United States of America
Washington, D.C. ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| locatedNear |
Anacostia River
ⓘ
Maryland border ⓘ |
| material | earthwork fortifications ⓘ |
| namedAfter | Abraham Lincoln ⓘ |
| partOf |
Defenses of Washington
ⓘ
Washington, D.C. Civil War defenses system ⓘ
linked to:
Civil War Defenses of Washington
ring of fortifications protecting Washington, D.C. ⓘ |
| presentDayUse | historic site and commemorative area ⓘ |
| usedDuring | 1860s ⓘ |
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 Lincoln (site) Description of subject: Fort Lincoln (site) is a historic Civil War-era fortification that formed part of the defensive ring protecting Washington, D.C.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fort Lincoln (site)
linked to: Fort Lincoln (site)
linked to: Fort Lincoln (site)