Assassination of John the Fearless (1419)
E649701
The Assassination of John the Fearless (1419) was the politically pivotal murder of the Duke of Burgundy on the bridge at Montereau during negotiations in the Hundred Years’ War, an event that deepened the Armagnac–Burgundian civil conflict and reshaped French power dynamics.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Assassination of John the Fearless | 1 |
| Assassination of John the Fearless (1419) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7234713 — 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: Assassination of John the Fearless (1419) Context triple: [Treaty of Arras (1435), relatedToEvent, Assassination of John the Fearless (1419)]
-
A.
Massacre of Vassy
The Massacre of Vassy was a 1562 attack by French Catholic troops on Huguenot worshippers that sparked open civil war and is widely seen as the event that ignited the French Wars of Religion.
-
B.
Stockholm Bloodbath
The Stockholm Bloodbath was a 1520 mass execution of Swedish nobles and clergy in Stockholm, ordered by Danish King Christian II, which helped trigger the end of the Kalmar Union and the rise of Swedish independence.
-
C.
Lisbon Regicide
The Lisbon Regicide was the 1908 assassination of King Carlos I of Portugal and his heir Luís Filipe in Lisbon, an event that destabilized the monarchy and paved the way for the Portuguese Republic.
-
D.
Slaughter of the Knezes
The Slaughter of the Knezes was a 1804 mass execution of Serbian local leaders by Ottoman authorities, which sparked outrage and helped trigger the First Serbian Uprising against Ottoman rule.
-
E.
Pazzi Conspiracy
The Pazzi Conspiracy was a failed 1478 plot by rival Florentine nobles and external allies to assassinate Lorenzo and Giuliano de' Medici and overthrow Medici rule in Florence.
- 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: Assassination of John the Fearless (1419) Target entity description: The Assassination of John the Fearless (1419) was the politically pivotal murder of the Duke of Burgundy on the bridge at Montereau during negotiations in the Hundred Years’ War, an event that deepened the Armagnac–Burgundian civil conflict and reshaped French power dynamics.
-
A.
Massacre of Vassy
The Massacre of Vassy was a 1562 attack by French Catholic troops on Huguenot worshippers that sparked open civil war and is widely seen as the event that ignited the French Wars of Religion.
-
B.
Stockholm Bloodbath
The Stockholm Bloodbath was a 1520 mass execution of Swedish nobles and clergy in Stockholm, ordered by Danish King Christian II, which helped trigger the end of the Kalmar Union and the rise of Swedish independence.
-
C.
Lisbon Regicide
The Lisbon Regicide was the 1908 assassination of King Carlos I of Portugal and his heir Luís Filipe in Lisbon, an event that destabilized the monarchy and paved the way for the Portuguese Republic.
-
D.
Slaughter of the Knezes
The Slaughter of the Knezes was a 1804 mass execution of Serbian local leaders by Ottoman authorities, which sparked outrage and helped trigger the First Serbian Uprising against Ottoman rule.
-
E.
Pazzi Conspiracy
The Pazzi Conspiracy was a failed 1478 plot by rival Florentine nobles and external allies to assassinate Lorenzo and Giuliano de' Medici and overthrow Medici rule in Florence.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
event in the Hundred Years’ War
ⓘ
historical event ⓘ murder ⓘ political assassination ⓘ |
| cause |
mistrust between John the Fearless and the Dauphin Charles
ⓘ
ongoing civil war between Armagnac and Burgundian factions ⓘ struggle for control over the French crown during the madness of Charles VI ⓘ |
| chronologicalOrder |
late phase of the Armagnac–Burgundian civil war
ⓘ
later phase of the Hundred Years’ War ⓘ |
| country | Kingdom of France NERFINISHED ⓘ |
| date | 10 September 1419 ⓘ |
| era | Late Middle Ages ⓘ |
| historicalSignificance |
contributed to English dominance in northern France in the early 1420s
ⓘ
reshaped balance of power between French crown, Burgundy, and England ⓘ turning point in late medieval French politics ⓘ |
| immediateConsequence |
collapse of peace talks between Armagnac and Burgundian factions
ⓘ
death of John the Fearless on the bridge at Montereau ⓘ |
| involvedDynasty |
House of Valois
NERFINISHED
ⓘ
House of Valois-Burgundy NERFINISHED ⓘ |
| involvedPerson |
Dauphin Charles (future Charles VII of France)
NERFINISHED
ⓘ
John the Fearless NERFINISHED ⓘ |
| legacy |
long-term enmity between Burgundian and Armagnac factions
ⓘ
shaped Burgundian foreign policy for decades ⓘ used in Burgundian propaganda against the Dauphin Charles ⓘ |
| locationType | bridge over the Yonne River ⓘ |
| occasion | negotiations between John the Fearless and the Dauphin Charles ⓘ |
| perpetrators | supporters of the Dauphin Charles ⓘ |
| place |
Bridge at Montereau
NERFINISHED
ⓘ
Montereau-faut-Yonne NERFINISHED ⓘ |
| politicalContext |
Armagnac–Burgundian civil war
NERFINISHED
ⓘ
Hundred Years’ War NERFINISHED ⓘ |
| region | Île-de-France and Burgundy political sphere ⓘ |
| relatedConflict |
Armagnac–Burgundian civil war
NERFINISHED
ⓘ
Hundred Years’ War NERFINISHED ⓘ |
| relatedEvent | Treaty of Arras (1435) NERFINISHED ⓘ |
| relatedMonarch | Charles VI of France NERFINISHED ⓘ |
| relatedTitle | Duke of Burgundy NERFINISHED ⓘ |
| resultedIn |
Burgundian alliance with England
ⓘ
Treaty of Troyes (1420) NERFINISHED ⓘ escalation of the Armagnac–Burgundian conflict ⓘ marginalization of the Dauphin Charles at the French royal court ⓘ radicalization of Burgundian hostility toward the Dauphin Charles ⓘ succession of Philip the Good as Duke of Burgundy ⓘ |
| successorImpacted | Philip the Good, Duke of Burgundy NERFINISHED ⓘ |
| victim | John the Fearless NERFINISHED ⓘ |
| victimHouse | House of Valois-Burgundy NERFINISHED ⓘ |
| victimTitle | Duke of Burgundy NERFINISHED ⓘ |
| year | 1419 ⓘ |
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: Assassination of John the Fearless (1419) Description of subject: The Assassination of John the Fearless (1419) was the politically pivotal murder of the Duke of Burgundy on the bridge at Montereau during negotiations in the Hundred Years’ War, an event that deepened the Armagnac–Burgundian civil conflict and reshaped French power dynamics.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Assassination of John the Fearless