M114 155 mm howitzer
E351049
The M114 155 mm howitzer is a towed medium artillery piece used extensively by the United States and allied forces from World War II through the Cold War.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 155 mm howitzer M1 (early designation) | 1 |
| M114 155 mm howitzer canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3358408 — 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: M114 155 mm howitzer Context triple: [M198 howitzer, replaced, M114 155 mm howitzer]
-
A.
M198 howitzer
The M198 howitzer is a towed 155 mm medium artillery piece used by the U.S. military and allied forces for long-range indirect fire support.
-
B.
M109 self-propelled howitzer
The M109 self-propelled howitzer is a U.S.-designed, tracked 155 mm artillery system widely used by NATO and allied armies for mobile, armored fire support.
-
C.
L11 155 mm howitzer
The L11 155 mm howitzer is a British-designed towed artillery piece known for its long-range fire support capabilities and use by several NATO-aligned armed forces during the Cold War era.
-
D.
M777 howitzer
The M777 howitzer is a lightweight, towed 155mm artillery piece used by the U.S. military and allied forces for long-range, precision fire support.
-
E.
M270 MLRS
The M270 MLRS is a tracked, armored multiple launch rocket system used by several NATO and allied armies to deliver rapid, long-range rocket and missile fire support.
- 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: M114 155 mm howitzer Target entity description: The M114 155 mm howitzer is a towed medium artillery piece used extensively by the United States and allied forces from World War II through the Cold War.
-
A.
M198 howitzer
The M198 howitzer is a towed 155 mm medium artillery piece used by the U.S. military and allied forces for long-range indirect fire support.
-
B.
M109 self-propelled howitzer
The M109 self-propelled howitzer is a U.S.-designed, tracked 155 mm artillery system widely used by NATO and allied armies for mobile, armored fire support.
-
C.
L11 155 mm howitzer
The L11 155 mm howitzer is a British-designed towed artillery piece known for its long-range fire support capabilities and use by several NATO-aligned armed forces during the Cold War era.
-
D.
M777 howitzer
The M777 howitzer is a lightweight, towed 155mm artillery piece used by the U.S. military and allied forces for long-range, precision fire support.
-
E.
M270 MLRS
The M270 MLRS is a tracked, armored multiple launch rocket system used by several NATO and allied armies to deliver rapid, long-range rocket and missile fire support.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
field artillery piece
ⓘ
towed howitzer ⓘ |
| alsoKnownAs |
M114 155 mm howitzer
ⓘ
surface form:
155 mm howitzer M1 (early designation)
|
| ammunitionLoading | separate-loading ⓘ |
| barrelLength | about 20 calibers ⓘ |
| breechType | horizontal sliding-wedge breech ⓘ |
| caliber | 155 mm ⓘ |
| carriageType | split trail carriage ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| crew | 11 ⓘ |
| deployment |
corps artillery units
ⓘ
divisional artillery units ⓘ |
| designed | late 1930s ⓘ |
| elevationRange | from about -2 degrees to +63 degrees ⓘ |
| enteredService | 1942 ⓘ |
| era |
Cold War era
ⓘ
World War II ⓘ
surface form:
World War II era
|
| mass | about 5,800 kg ⓘ |
| maximumRange | about 14,600 m ⓘ |
| mounting | towed ⓘ |
| propellantType | separate-loading bagged charge ⓘ |
| rateOfFire |
about 1 round per minute (sustained)
ⓘ
about 4 rounds per minute (maximum) ⓘ |
| recoilSystem | hydro-pneumatic recoil system ⓘ |
| replacedBy |
M198 howitzer
ⓘ
surface form:
M198 155 mm howitzer
|
| role | indirect fire support ⓘ |
| shellType |
chemical (historical)
ⓘ
high-explosive ⓘ illumination ⓘ smoke ⓘ |
| standardization | redesignated M114 after World War II ⓘ |
| standardShellWeight | about 43 kg ⓘ |
| traverse | about 25 degrees left and right ⓘ |
| type | medium artillery ⓘ |
| usedBy |
Allied forces
ⓘ
Brazil ⓘ India ⓘ Israel ⓘ Italy ⓘ NATO member states (selected) ⓘ Pakistan ⓘ South Korea ⓘ
surface form:
Republic of Korea
South Vietnam ⓘ Turkey ⓘ United States Army ⓘ United States Marine Corps ⓘ |
| usedInConflict |
Cold War
ⓘ
Korean War ⓘ Vietnam War ⓘ World War II ⓘ |
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: M114 155 mm howitzer Description of subject: The M114 155 mm howitzer is a towed medium artillery piece used extensively by the United States and allied forces from World War II through the Cold War.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
155 mm howitzer M1 (early designation)