GM Sigma platform
E367490
The GM Sigma platform is General Motors' rear- and all-wheel-drive architecture that underpinned several Cadillac luxury vehicles in the 2000s and early 2010s.
All labels observed (1)
| Label | Occurrences |
|---|---|
| GM Sigma platform canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T3545826 — 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 Sigma platform Context triple: [Cadillac SRX, platform, GM Sigma platform]
-
A.
GM Alpha platform
The GM Alpha platform is a rear-wheel-drive vehicle architecture developed by General Motors for performance-oriented cars and compact luxury sedans.
-
B.
GM G platform
The GM G platform is a full-size, front-wheel-drive automobile architecture developed by General Motors and used for several of its large sedans in the 1990s and early 2000s.
-
C.
GM Delta platform
The GM Delta platform is a compact car architecture developed by General Motors that underpins various small and mid-size front-wheel-drive vehicles across its global brands.
-
D.
GM N platform
The GM N platform is a General Motors front-wheel-drive compact car architecture used for various models in the 1990s and early 2000s.
-
E.
GM Zeta platform
The GM Zeta platform is a rear-wheel-drive, full-size car architecture developed by General Motors and used for several large sedans and performance vehicles in the 2000s and 2010s.
- 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 Sigma platform Target entity description: The GM Sigma platform is General Motors' rear- and all-wheel-drive architecture that underpinned several Cadillac luxury vehicles in the 2000s and early 2010s.
-
A.
GM Alpha platform
The GM Alpha platform is a rear-wheel-drive vehicle architecture developed by General Motors for performance-oriented cars and compact luxury sedans.
-
B.
GM G platform
The GM G platform is a full-size, front-wheel-drive automobile architecture developed by General Motors and used for several of its large sedans in the 1990s and early 2000s.
-
C.
GM Delta platform
The GM Delta platform is a compact car architecture developed by General Motors that underpins various small and mid-size front-wheel-drive vehicles across its global brands.
-
D.
GM N platform
The GM N platform is a General Motors front-wheel-drive compact car architecture used for various models in the 1990s and early 2000s.
-
E.
GM Zeta platform
The GM Zeta platform is a rear-wheel-drive, full-size car architecture developed by General Motors and used for several large sedans and performance vehicles in the 2000s and 2010s.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
automobile platform
ⓘ
vehicle architecture ⓘ |
| bodyStyleSupport |
coupé
ⓘ
sedan ⓘ wagon ⓘ |
| category |
Cadillac
ⓘ
surface form:
Cadillac vehicles
GM vehicle platform ⓘ
surface form:
General Motors platforms
|
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designGoal | to support luxury performance sedans ⓘ |
| developer | General Motors ⓘ |
| driveLayout |
all-wheel drive
ⓘ
rear-wheel drive ⓘ |
| engineConfigurationSupport |
V6 engines
ⓘ
V8 engines ⓘ |
| era |
2000s
ⓘ
early 2010s ⓘ |
| layout |
front-engine, all-wheel drive
ⓘ
front-engine, rear-wheel drive ⓘ |
| manufacturer | General Motors ⓘ |
| marketSegment | luxury vehicles ⓘ |
| materialUsage | steel-intensive construction ⓘ |
| notableModel |
Cadillac CTS
ⓘ
Cadillac SRX ⓘ Cadillac STS ⓘ |
| notablePerformanceApplication | Cadillac CTS-V high-performance variants ⓘ |
| platformCode | Sigma ⓘ |
| predecessor | GM V platform ⓘ |
| primaryRegion | North America ⓘ |
| productionEnd | 2015 ⓘ |
| productionStart | 2002 ⓘ |
| succeededByInCadillacCTS | GM Alpha platform ⓘ |
| successor | GM Alpha platform ⓘ |
| usedByDivision |
Cadillac
ⓘ
surface form:
Cadillac division of General Motors
|
| usedForBrand | Cadillac ⓘ |
| usedInModel |
Cadillac CTS
ⓘ
surface form:
Cadillac CTS (first generation)
Cadillac CTS ⓘ
surface form:
Cadillac CTS (second generation)
Cadillac CTS ⓘ
surface form:
Cadillac CTS-V (first generation)
Cadillac CTS ⓘ
surface form:
Cadillac CTS-V (second generation)
Cadillac SRX ⓘ
surface form:
Cadillac SRX (first generation)
Cadillac STS ⓘ |
| wheelbaseConfig | mid-size ⓘ |
| wheelDriveSupport |
AWD
ⓘ
RWD ⓘ |
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 Sigma platform Description of subject: The GM Sigma platform is General Motors' rear- and all-wheel-drive architecture that underpinned several Cadillac luxury vehicles in the 2000s and early 2010s.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.