Mazda 787B
E395839
The Mazda 787B is a legendary Group C prototype race car famed for its four-rotor rotary engine and for securing Mazda’s historic overall victory at the 1991 24 Hours of Le Mans.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Mazda 767B | 1 |
| Mazda 787 series | 1 |
| Mazda 787B canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3864716 — 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: Mazda 787B Context triple: [Mazda Motor Corporation, LeMansWinningCar, Mazda 787B]
-
A.
Lancia Stratos HF
The Lancia Stratos HF is a legendary 1970s mid‑engine rally car that dominated the World Rally Championship and became iconic for its radical wedge-shaped design.
-
B.
Acura NSX
The Acura NSX is a high-performance Japanese sports car known for its advanced engineering, mid-engine layout, and role as Honda/Acura’s flagship supercar.
-
C.
Dallara
Dallara is an Italian race car manufacturer renowned for designing and building chassis for top-level motorsport series worldwide, including IndyCar.
-
D.
The Ultimate Driving Machine
The Ultimate Driving Machine is the iconic marketing slogan used by BMW to emphasize its focus on performance-oriented, premium driving experiences.
-
E.
Lotus Elise
The Lotus Elise is a lightweight, mid-engined British sports car renowned for its agile handling and minimalist, driver-focused design.
- 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: Mazda 787B Target entity description: The Mazda 787B is a legendary Group C prototype race car famed for its four-rotor rotary engine and for securing Mazda’s historic overall victory at the 1991 24 Hours of Le Mans.
-
A.
Lancia Stratos HF
The Lancia Stratos HF is a legendary 1970s mid‑engine rally car that dominated the World Rally Championship and became iconic for its radical wedge-shaped design.
-
B.
Acura NSX
The Acura NSX is a high-performance Japanese sports car known for its advanced engineering, mid-engine layout, and role as Honda/Acura’s flagship supercar.
-
C.
Dallara
Dallara is an Italian race car manufacturer renowned for designing and building chassis for top-level motorsport series worldwide, including IndyCar.
-
D.
The Ultimate Driving Machine
The Ultimate Driving Machine is the iconic marketing slogan used by BMW to emphasize its focus on performance-oriented, premium driving experiences.
-
E.
Lotus Elise
The Lotus Elise is a lightweight, mid-engined British sports car renowned for its agile handling and minimalist, driver-focused design.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | Group C prototype race car ⓘ |
| achievement |
first Japanese manufacturer overall win at Le Mans
ⓘ
only rotary-powered car to win Le Mans overall ⓘ overall victory at the 1991 24 Hours of Le Mans ⓘ |
| aerodynamicFeature |
ground-effect underbody
ⓘ
large rear wing ⓘ |
| aspiration | naturally aspirated ⓘ |
| bodyStyle | two-door coupé ⓘ |
| brakeType | carbon disc brakes ⓘ |
| carNumber | 55 ⓘ |
| chassisType | carbon-fibre monocoque ⓘ |
| constructor | Mazda Speed ⓘ |
| countryOfOrigin | Japan ⓘ |
| displacement | 2.6 L ⓘ |
| displayLocation |
Mazda Museum Hiroshima
ⓘ
various motorsport events and festivals ⓘ |
| driver |
Bertrand Gachot
ⓘ
Johnny Herbert ⓘ Volker Weidler NERFINISHED ⓘ |
| drivetrainLayout | mid-engine, rear-wheel-drive ⓘ |
| engineConfiguration | four-rotor Wankel ⓘ |
| engineModel | Mazda R26B ⓘ |
| engineType | rotary engine ⓘ |
| fuelType | gasoline ⓘ |
| gearboxType | 5-speed manual ⓘ |
| heritage |
iconic car in endurance racing history
ⓘ
symbol of Mazda rotary racing success ⓘ |
| introducedInYear | 1990 ⓘ |
| livery | Renown orange and green ⓘ |
| manufacturer |
Mazda Motor Corporation
ⓘ
surface form:
Mazda
|
| notableFeature |
four-rotor rotary engine
ⓘ
high-pitched exhaust note ⓘ lightweight construction ⓘ |
| notableRace |
24 Hours of Le Mans
ⓘ
surface form:
1991 24 Hours of Le Mans
|
| numberBuilt | very few units ⓘ |
| partOfSeries |
Mazda 787B
self-linksurface differs
ⓘ
surface form:
Mazda 787 series
|
| productionStatus | limited production race car ⓘ |
| raceDebut | 1990 World Sportscar Championship ⓘ |
| racingCategory | FIA Group C ⓘ |
| regulationImpact | rotary engines later banned from Le Mans top class ⓘ |
| soundReputation | one of the loudest Le Mans cars ⓘ |
| successorOf |
Mazda 787B
self-linksurface differs
ⓘ
surface form:
Mazda 767B
|
| team |
Mazda Speed
ⓘ
Mazda Speed ⓘ
surface form:
Mazda Sport
|
| topSpeedClass | over 300 km/h on Le Mans Mulsanne Straight ⓘ |
| usedInSeries |
All Japan Sports Prototype Championship
ⓘ
World Sportscar Championship ⓘ |
| wheelDrive | rear-wheel drive ⓘ |
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: Mazda 787B Description of subject: The Mazda 787B is a legendary Group C prototype race car famed for its four-rotor rotary engine and for securing Mazda’s historic overall victory at the 1991 24 Hours of Le Mans.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mazda 767B
this entity surface form:
Mazda 787 series