Stefano Casiraghi
E673994
Stefano Casiraghi was an Italian businessman and speedboat racer best known as the second husband of Princess Caroline of Monaco, with whom he had three children before his death in a boating accident in 1990.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Andrea Casiraghi | 1 |
| Charlotte Casiraghi | 1 |
| Stefano Casiraghi canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7568120 — 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: Stefano Casiraghi Context triple: [Caroline, Princess of Hanover, spouse, Stefano Casiraghi]
-
A.
Lapo Elkann
Lapo Elkann is an Italian entrepreneur and style icon, known for his work with Fiat and his high-profile presence in fashion and design.
-
B.
John Elkann
John Elkann is an Italian industrialist and chairman of Stellantis and Ferrari, known for leading the business interests of the Agnelli dynasty.
-
C.
Rainier III, Prince of Monaco
Rainier III, Prince of Monaco was the long-reigning sovereign of Monaco known for modernizing the principality’s economy and famously marrying American actress Grace Kelly.
-
D.
Jacques, Hereditary Prince of Monaco
Jacques, Hereditary Prince of Monaco is the twin son and heir apparent of Prince Albert II, positioned to become the future sovereign of the Principality of Monaco.
-
E.
Enzo of Sardinia
Enzo of Sardinia was a 13th-century illegitimate son of Holy Roman Emperor Frederick II who became King of Sardinia and a prominent imperial commander during the conflicts with the papacy and Italian communes.
- 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: Stefano Casiraghi Target entity description: Stefano Casiraghi was an Italian businessman and speedboat racer best known as the second husband of Princess Caroline of Monaco, with whom he had three children before his death in a boating accident in 1990.
-
A.
Lapo Elkann
Lapo Elkann is an Italian entrepreneur and style icon, known for his work with Fiat and his high-profile presence in fashion and design.
-
B.
John Elkann
John Elkann is an Italian industrialist and chairman of Stellantis and Ferrari, known for leading the business interests of the Agnelli dynasty.
-
C.
Rainier III, Prince of Monaco
Rainier III, Prince of Monaco was the long-reigning sovereign of Monaco known for modernizing the principality’s economy and famously marrying American actress Grace Kelly.
-
D.
Jacques, Hereditary Prince of Monaco
Jacques, Hereditary Prince of Monaco is the twin son and heir apparent of Prince Albert II, positioned to become the future sovereign of the Principality of Monaco.
-
E.
Enzo of Sardinia
Enzo of Sardinia was a 13th-century illegitimate son of Holy Roman Emperor Frederick II who became King of Sardinia and a prominent imperial commander during the conflicts with the papacy and Italian communes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Italian businessman
ⓘ
human ⓘ powerboat racer ⓘ sportsman ⓘ |
| ageAtDeath | 30 ⓘ |
| businessActivity | investment and finance companies in Italy and Monaco ⓘ |
| causeOfDeath | boating accident ⓘ |
| child |
Andrea Casiraghi
NERFINISHED
ⓘ
Charlotte Casiraghi NERFINISHED ⓘ Pierre Casiraghi NERFINISHED ⓘ |
| countryOfCitizenship | Italy ⓘ |
| dateOfBirth | 1960-09-08 ⓘ |
| dateOfDeath | 1990-10-03 ⓘ |
| educatedAt |
Bocconi University
NERFINISHED
ⓘ
Lycée Français de Milan NERFINISHED ⓘ |
| endTimeOfMarriageWithPrincessCarolineOfMonaco | 1990-10-03 ⓘ |
| familyName | Casiraghi NERFINISHED ⓘ |
| fieldOfWork |
finance
ⓘ
offshore powerboat racing ⓘ |
| fullName | Stefano Casiraghi NERFINISHED ⓘ |
| givenName | Stefano NERFINISHED ⓘ |
| heritage | Italian ⓘ |
| livedIn | Saint-Jean-Cap-Ferrat, France NERFINISHED ⓘ |
| mannerOfDeath | accidental death ⓘ |
| memberOf | House of Grimaldi (by marriage) NERFINISHED ⓘ |
| nativeLanguage | Italian ⓘ |
| notableAchievement | winner of multiple offshore powerboat races ⓘ |
| notableFor |
being the second husband of Princess Caroline of Monaco
ⓘ
death in a powerboat racing accident in 1990 ⓘ |
| notableWork | offshore powerboat racing career ⓘ |
| occupation |
businessman
ⓘ
offshore powerboat racer ⓘ |
| parent |
Fernanda Biffi
NERFINISHED
ⓘ
Giancarlo Casiraghi NERFINISHED ⓘ |
| placeOfBirth | Como, Italy NERFINISHED ⓘ |
| placeOfBurial | Chapel of Peace, Saint-Martin Gardens, Monaco NERFINISHED ⓘ |
| placeOfDeath | off Saint-Jean-Cap-Ferrat, France ⓘ |
| religion | Roman Catholicism ⓘ |
| residence | Monaco NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| sibling |
Daniele Casiraghi
NERFINISHED
ⓘ
Rosangela Casiraghi NERFINISHED ⓘ |
| spokenLanguage |
English
ⓘ
French ⓘ |
| sportsDiscipline | offshore powerboat racing ⓘ |
| spouse | Princess Caroline of Monaco NERFINISHED ⓘ |
| startTimeOfMarriageWithPrincessCarolineOfMonaco | 1983-12-29 ⓘ |
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: Stefano Casiraghi Description of subject: Stefano Casiraghi was an Italian businessman and speedboat racer best known as the second husband of Princess Caroline of Monaco, with whom he had three children before his death in a boating accident in 1990.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Andrea Casiraghi
this entity surface form:
Charlotte Casiraghi