GM B-body
E323510
The GM B-body was a full-size, rear-wheel-drive automobile platform used by General Motors for many of its large sedans and coupes from the mid-20th century through the 1990s.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T3057460 — 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: GM B-body Context triple: [Oldsmobile 88, platform, GM B-body]
-
A.
GM C-body
The GM C-body was a full-size, front-wheel-drive automobile platform used by General Motors for large luxury and premium models across several of its brands.
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B.
GM G-body
The GM G-body is a rear-wheel-drive mid-size car platform used by General Motors in the late 1970s and 1980s for popular models such as the Oldsmobile Cutlass, Chevrolet Monte Carlo, and Buick Regal.
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C.
GM E-body
The GM E-body was General Motors' front-wheel-drive personal luxury car platform used for models like the Oldsmobile Toronado and Cadillac Eldorado from the mid-1960s through the 1980s.
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D.
GM A-body
The GM A-body was a mid-size automobile platform used by General Motors for various models across its brands during the 1960s through early 1980s.
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E.
GM H-body
The GM H-body was a full-size, front-wheel-drive automobile platform used by General Motors for several large sedans, including models from Oldsmobile, Buick, and Pontiac.
- 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: GM B-body Target entity description: The GM B-body was a full-size, rear-wheel-drive automobile platform used by General Motors for many of its large sedans and coupes from the mid-20th century through the 1990s.
-
A.
GM C-body
The GM C-body was a full-size, front-wheel-drive automobile platform used by General Motors for large luxury and premium models across several of its brands.
-
B.
GM G-body
The GM G-body is a rear-wheel-drive mid-size car platform used by General Motors in the late 1970s and 1980s for popular models such as the Oldsmobile Cutlass, Chevrolet Monte Carlo, and Buick Regal.
-
C.
GM E-body
The GM E-body was General Motors' front-wheel-drive personal luxury car platform used for models like the Oldsmobile Toronado and Cadillac Eldorado from the mid-1960s through the 1980s.
-
D.
GM A-body
The GM A-body was a mid-size automobile platform used by General Motors for various models across its brands during the 1960s through early 1980s.
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E.
GM H-body
The GM H-body was a full-size, front-wheel-drive automobile platform used by General Motors for several large sedans, including models from Oldsmobile, Buick, and Pontiac.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
General Motors vehicle platform
ⓘ
automobile platform ⓘ |
| alsoKnownAs | GM B platform ⓘ |
| bodyStyleSupported |
2-door coupe
ⓘ
4-door sedan ⓘ 4-door station wagon ⓘ |
| category | GM B platform ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| driveLayout | rear-wheel drive ⓘ |
| endUseDate | 1996 ⓘ |
| engineConfiguration |
V6 (later years)
ⓘ
V8 ⓘ inline-six (early years) ⓘ |
| fuelType | gasoline ⓘ |
| layout | front-engine, rear-wheel-drive ⓘ |
| manufacturer | General Motors ⓘ |
| marketSegment |
fleet and police vehicles
ⓘ
mainstream family cars ⓘ |
| notableFeature | body-on-frame construction ⓘ |
| notableModel |
Buick LeSabre
ⓘ
Buick Roadmaster ⓘ
surface form:
Buick Roadmaster (1991–1996)
Cadillac Sedan DeVille ⓘ
surface form:
Cadillac DeVille
Cadillac Fleetwood ⓘ Chevrolet Caprice ⓘ Caprice Police Patrol Vehicle ⓘ
surface form:
Chevrolet Caprice 9C1 police package
Chevrolet Impala ⓘ Chevrolet Impala SS (1994–1996) ⓘ Oldsmobile 88 series ⓘ
surface form:
Oldsmobile Delta 88
Pontiac Bonneville ⓘ |
| notableRedesign | 1977 downsizing ⓘ |
| platformGeneration |
downsized generation 1977–1990
ⓘ
final generation 1991–1996 ⓘ first generation 1926–1940s ⓘ postwar generation 1940s–1950s ⓘ |
| replacedBy | front-wheel-drive full-size GM platforms in late 1980s and 1990s ⓘ |
| startUseDate | 1926 ⓘ |
| successorPlatform |
GM H-body
ⓘ
surface form:
GM H-body (FWD full-size)
|
| usedByDivision |
Buick
ⓘ
Cadillac ⓘ Chevrolet ⓘ Oldsmobile ⓘ Pontiac ⓘ |
| usedFor |
coupes
ⓘ
police cars ⓘ sedans ⓘ station wagons ⓘ taxi cabs ⓘ |
| vehicleClass | full-size ⓘ |
| wheelbaseRange | approximately 116–121 inches depending on year and model ⓘ |
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: GM B-body Description of subject: The GM B-body was a full-size, rear-wheel-drive automobile platform used by General Motors for many of its large sedans and coupes from the mid-20th century through the 1990s.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Oldsmobile 88
this entity surface form:
GM B-body (rear-wheel-drive full-size)
this entity surface form:
GM B-body (for related rear-wheel-drive luxury coupes)
subject surface form:
Oldsmobile Eighty-Eight
this entity surface form:
GM B-body (many generations)
this entity surface form:
GM B-body (first and second generations)
this entity surface form:
GM B-body (downsized, 1991–1992)
subject surface form:
GM B-O-P
this entity surface form:
GM B-body platform