Giovanni Maria Visconti
E740464
Giovanni Maria Visconti was a Duke of Milan from the powerful Visconti dynasty who ruled the city in the early 15th century before being assassinated.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Giovanni Maria Visconti canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8478942 — 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: Giovanni Maria Visconti Context triple: [Filippo Maria Visconti, predecessor, Giovanni Maria Visconti]
-
A.
Filippo Maria Visconti
Filippo Maria Visconti was the last Duke of Milan from the Visconti dynasty, known for his shrewd and often ruthless rule in the early 15th century and for consolidating Milanese power in northern Italy.
-
B.
Ludovico Visconti
Ludovico Visconti was an Italian architect active in France, known for his influential 19th-century designs and contributions to Parisian museum architecture.
-
C.
Giuseppe Visconti
Giuseppe Visconti was an Italian intellectual associated with the Enlightenment-era Milanese cultural circles that included the reformist literary society Accademia dei Pugni.
-
D.
Gian Galeazzo Visconti
Gian Galeazzo Visconti was a powerful late 14th-century Italian ruler who transformed the Visconti seigniory into a major regional power and became the first Duke of Milan.
-
E.
Duke Galeazzo Maria Sforza
Duke Galeazzo Maria Sforza was a 15th-century Duke of Milan from the powerful Sforza dynasty, known for his lavish court, political intrigue, and eventual assassination.
- 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: Giovanni Maria Visconti Target entity description: Giovanni Maria Visconti was a Duke of Milan from the powerful Visconti dynasty who ruled the city in the early 15th century before being assassinated.
-
A.
Filippo Maria Visconti
Filippo Maria Visconti was the last Duke of Milan from the Visconti dynasty, known for his shrewd and often ruthless rule in the early 15th century and for consolidating Milanese power in northern Italy.
-
B.
Ludovico Visconti
Ludovico Visconti was an Italian architect active in France, known for his influential 19th-century designs and contributions to Parisian museum architecture.
-
C.
Giuseppe Visconti
Giuseppe Visconti was an Italian intellectual associated with the Enlightenment-era Milanese cultural circles that included the reformist literary society Accademia dei Pugni.
-
D.
Gian Galeazzo Visconti
Gian Galeazzo Visconti was a powerful late 14th-century Italian ruler who transformed the Visconti seigniory into a major regional power and became the first Duke of Milan.
-
E.
Duke Galeazzo Maria Sforza
Duke Galeazzo Maria Sforza was a 15th-century Duke of Milan from the powerful Sforza dynasty, known for his lavish court, political intrigue, and eventual assassination.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Duke of Milan
ⓘ
human ⓘ nobleman ⓘ |
| birthPlace | Pavia NERFINISHED ⓘ |
| birthYear | 1388 ⓘ |
| countryOfCitizenship | Duchy of Milan NERFINISHED ⓘ |
| deathDate | 1412-05-16 ⓘ |
| deathPlace | Milan NERFINISHED ⓘ |
| deathYear | 1412 ⓘ |
| dynasty | Visconti dynasty NERFINISHED ⓘ |
| familyName | Visconti NERFINISHED ⓘ |
| father | Gian Galeazzo Visconti NERFINISHED ⓘ |
| givenName | Giovanni Maria NERFINISHED ⓘ |
| mannerOfDeath | assassination ⓘ |
| memberOf | House of Visconti NERFINISHED ⓘ |
| mother | Caterina Visconti NERFINISHED ⓘ |
| nobleTitle |
Duke of Milan
NERFINISHED
ⓘ
Lord of Milan NERFINISHED ⓘ |
| notableFor |
being assassinated in Milan
ⓘ
rule over Milan in the early 15th century ⓘ |
| placeOfBurial | Milan Cathedral NERFINISHED ⓘ |
| positionHeld | Duke of Milan NERFINISHED ⓘ |
| predecessor | Gian Galeazzo Visconti NERFINISHED ⓘ |
| reignEnd | 1412 ⓘ |
| reignStart | 1402 ⓘ |
| religion | Roman Catholicism ⓘ |
| ruledTerritory |
Duchy of Milan
NERFINISHED
ⓘ
Milan NERFINISHED ⓘ |
| sibling | Filippo Maria Visconti NERFINISHED ⓘ |
| successor | Filippo Maria Visconti NERFINISHED ⓘ |
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: Giovanni Maria Visconti Description of subject: Giovanni Maria Visconti was a Duke of Milan from the powerful Visconti dynasty who ruled the city in the early 15th century before being assassinated.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.