B-18C
E757116
The B-18C was an improved subvariant of the Douglas B-18 Bolo medium bomber used by the United States in the late 1930s and early World War II, featuring upgraded equipment and modifications for enhanced operational performance.
All labels observed (1)
| Label | Occurrences |
|---|---|
| B-18C canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8691743 — 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: B-18C Context triple: [Douglas B-18 Bolo, variant, B-18C]
-
A.
B-45 Tornado
The B-45 Tornado was an early American jet-powered strategic bomber that became the first operational jet bomber of the United States Air Force in the late 1940s.
-
B.
Martin B‑10
The Martin B‑10 was a pioneering American all-metal monoplane bomber of the 1930s that introduced many modern features such as enclosed cockpits, internal bomb bays, and retractable landing gear.
-
C.
Bell YFM-1 Airacuda
The Bell YFM-1 Airacuda was an experimental American twin‑engine heavy fighter of the late 1930s, notable for its unconventional design featuring forward-firing cannon housed in engine nacelles and a role envisioned as a long-range bomber destroyer.
-
D.
Douglas A-26 Invader
The Douglas A-26 Invader is a World War II–era American twin‑engine light bomber and ground-attack aircraft that later saw extensive service in the Korean and Vietnam Wars.
-
E.
Fairchild C-82 Packet
The Fairchild C-82 Packet was an American twin-boom, twin-engine military transport aircraft developed during World War II for cargo and paratroop operations.
- 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: B-18C Target entity description: The B-18C was an improved subvariant of the Douglas B-18 Bolo medium bomber used by the United States in the late 1930s and early World War II, featuring upgraded equipment and modifications for enhanced operational performance.
-
A.
B-45 Tornado
The B-45 Tornado was an early American jet-powered strategic bomber that became the first operational jet bomber of the United States Air Force in the late 1940s.
-
B.
Martin B‑10
The Martin B‑10 was a pioneering American all-metal monoplane bomber of the 1930s that introduced many modern features such as enclosed cockpits, internal bomb bays, and retractable landing gear.
-
C.
Bell YFM-1 Airacuda
The Bell YFM-1 Airacuda was an experimental American twin‑engine heavy fighter of the late 1930s, notable for its unconventional design featuring forward-firing cannon housed in engine nacelles and a role envisioned as a long-range bomber destroyer.
-
D.
Douglas A-26 Invader
The Douglas A-26 Invader is a World War II–era American twin‑engine light bomber and ground-attack aircraft that later saw extensive service in the Korean and Vietnam Wars.
-
E.
Fairchild C-82 Packet
The Fairchild C-82 Packet was an American twin-boom, twin-engine military transport aircraft developed during World War II for cargo and paratroop operations.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
Douglas B-18 Bolo variant
ⓘ
medium bomber ⓘ military aircraft subvariant ⓘ |
| aircraftConfiguration | twin-engine monoplane bomber ⓘ |
| aircraftRole |
anti-submarine warfare aircraft
ⓘ
maritime patrol bomber ⓘ medium bomber ⓘ |
| aircraftType | land-based bomber ⓘ |
| airframeOrigin | Douglas DC-2 derivative NERFINISHED ⓘ |
| basedOn | Douglas B-18 Bolo NERFINISHED ⓘ |
| category |
1930s United States bomber aircraft
ⓘ
World War II United States bomber aircraft ⓘ |
| conflict | World War II ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designedFor |
anti-submarine missions
ⓘ
bombing missions ⓘ maritime patrol missions ⓘ |
| engineConfiguration | twin-engine ⓘ |
| era |
World War II
ⓘ
surface form:
World War II era
interwar period ⓘ |
| feature |
enhanced operational performance
ⓘ
modified internal arrangements ⓘ upgraded equipment ⓘ |
| manufacturer | Douglas Aircraft Company NERFINISHED ⓘ |
| operatorType | military ⓘ |
| partOf | Douglas B-18 Bolo family NERFINISHED ⓘ |
| serviceBranch |
United States Army Air Corps bomber units
NERFINISHED
ⓘ
United States Army Air Forces bomber units NERFINISHED ⓘ |
| serviceEntryPeriod | late 1930s ⓘ |
| subvariantOf | Douglas B-18B NERFINISHED ⓘ |
| upgradeType | improved subvariant ⓘ |
| usedBy |
United States Army Air Corps
NERFINISHED
ⓘ
United States Army Air Forces NERFINISHED ⓘ |
| usedDuring | early 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: B-18C Description of subject: The B-18C was an improved subvariant of the Douglas B-18 Bolo medium bomber used by the United States in the late 1930s and early World War II, featuring upgraded equipment and modifications for enhanced operational performance.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.