Columbiad
E730682
The Columbiad was a large, smoothbore, muzzle-loading cannon widely used in coastal and siege defenses during the 19th century, particularly in the American Civil War.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Columbiad canonical | 1 |
| Columbiad cannon | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8400310 — 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: Columbiad Context triple: [Confederate artillery, usedWeapon, Columbiad]
-
A.
La Unión
La Unión is a coastal city in southeastern El Salvador that serves as a major Pacific port and gateway on the Gulf of Fonseca.
-
B.
La Unión
La Unión is a Chilean city in the Los Ríos Region known for its agricultural activities, dairy production, and role as a local commercial center.
-
C.
Columbiadamm
Columbiadamm is a major street in Berlin, Germany, running along Tempelhofer Feld and connecting the area around the former Tempelhof Airport with surrounding districts.
-
D.
L’Espoir
L’Espoir is a 1937 novel by André Malraux that portrays the political and human drama of the Spanish Civil War.
-
E.
The Gibraltar of the Pacific
The Gibraltar of the Pacific is a prominent volcanic plug and coastal landmark located at the entrance to Morro Bay on California’s central coast.
- 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: Columbiad Target entity description: The Columbiad was a large, smoothbore, muzzle-loading cannon widely used in coastal and siege defenses during the 19th century, particularly in the American Civil War.
-
A.
La Unión
La Unión is a coastal city in southeastern El Salvador that serves as a major Pacific port and gateway on the Gulf of Fonseca.
-
B.
La Unión
La Unión is a Chilean city in the Los Ríos Region known for its agricultural activities, dairy production, and role as a local commercial center.
-
C.
Columbiadamm
Columbiadamm is a major street in Berlin, Germany, running along Tempelhofer Feld and connecting the area around the former Tempelhof Airport with surrounding districts.
-
D.
L’Espoir
L’Espoir is a 1937 novel by André Malraux that portrays the political and human drama of the Spanish Civil War.
-
E.
The Gibraltar of the Pacific
The Gibraltar of the Pacific is a prominent volcanic plug and coastal landmark located at the entrance to Morro Bay on California’s central coast.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
artillery piece
ⓘ
cannon ⓘ smoothbore gun ⓘ |
| canFire |
explosive shells
ⓘ
heated shot ⓘ solid shot ⓘ |
| classifiedAs |
seacoast artillery
ⓘ
siege artillery ⓘ |
| designedFor |
firing heavy projectiles
ⓘ
long-range fire ⓘ |
| developedInCountry |
United States
ⓘ
linked to:
United States of America
|
| employedIn |
major masonry forts on the Atlantic coast
ⓘ
major masonry forts on the Gulf coast ⓘ seacoast fortifications of the United States ⓘ |
| hasBoreType | smoothbore ⓘ |
| hasCaliberRange | 8-inch to 10-inch variants ⓘ |
| hasDesignFeature |
ability to fire at both high and low trajectories
ⓘ
high elevation capability ⓘ |
| hasFiringPosition |
barbette mounts
ⓘ
casemate embrasures ⓘ |
| hasFiringPurpose |
bombardment of fortifications
ⓘ
countering enemy warships ⓘ |
| hasLoadingMechanism | muzzle-loading ⓘ |
| hasMaterial | cast iron ⓘ |
| hasNotableEngagement |
defense of Fort Monroe
ⓘ
defense of Fort Pulaski ⓘ siege of Fort Sumter ⓘ
linked to:
Bombardment of Fort Sumter
|
| hasNotableUser |
Confederate Army
ⓘ
linked to:
Confederate States Army
Union Army ⓘ |
| hasOriginator | George Bomford ⓘ |
| hasPrimaryUse |
coastal defense
ⓘ
siege defense ⓘ |
| hasProjectileWeightRange | heavy shot exceeding 100 pounds in larger models ⓘ |
| hasRole | heavy artillery ⓘ |
| hasType | muzzle-loading cannon ⓘ |
| introducedInDecade | 1810s ⓘ |
| mountedOn |
fixed coastal fortifications
ⓘ
siege works ⓘ |
| replacedBy |
breech-loading coastal guns
ⓘ
rifled artillery ⓘ |
| standardizedBy |
U.S. Army Ordnance Department
ⓘ
linked to:
United States Ordnance Department
|
| usedFor |
fortress defense
ⓘ
harbor defense ⓘ |
| usedInConflict | American Civil War ⓘ |
| usedInPeriod | 19th century ⓘ |
| wasObsolescentBy | late 19th century ⓘ |
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: Columbiad Description of subject: The Columbiad was a large, smoothbore, muzzle-loading cannon widely used in coastal and siege defenses during the 19th century, particularly in the American Civil War.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Columbiad