King Birger of Sweden

E593297

King of Sweden human

King Birger of Sweden was the early 14th-century monarch known for his conflict with his brothers and the infamous Nyköping Banquet, which led to a civil war and his eventual downfall.

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All labels observed (4)

Label	Occurrences
Birger of Sweden	2
Birger, King of Sweden	2
Birger, King of Sweden, as king of Sweden	1
King Birger of Sweden canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T6419095 — 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: King Birger of Sweden
Context triple: [Nyköping Castle, associatedWith, King Birger of Sweden]

A. Benedict Birgersson
Benedict Birgersson was a medieval Swedish nobleman, known primarily as a son of the influential statesman and regent Birger Jarl.
B. Prince Sigvard of Sweden
Prince Sigvard of Sweden was a Swedish prince and designer who lost his royal title after marrying a commoner and later became known for his influential work in industrial and graphic design.
C. John, Duke of Östergötland
John, Duke of Östergötland was a Swedish prince of the Vasa dynasty who held the ducal title for the province of Östergötland in the early 17th century.
D. Magnus, Duke of Östergötland
Magnus, Duke of Östergötland was a 16th-century Swedish prince of the Vasa dynasty who governed the province of Östergötland and was known for his mental illness, which limited his political role.
E. Birger Jarl
Birger Jarl was a 13th-century Swedish statesman and de facto ruler of Sweden, renowned for consolidating royal power and laying the foundations of the Swedish capital.
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: King Birger of Sweden
Target entity description: King Birger of Sweden was the early 14th-century monarch known for his conflict with his brothers and the infamous Nyköping Banquet, which led to a civil war and his eventual downfall.

A. Benedict Birgersson
Benedict Birgersson was a medieval Swedish nobleman, known primarily as a son of the influential statesman and regent Birger Jarl.
B. Prince Sigvard of Sweden
Prince Sigvard of Sweden was a Swedish prince and designer who lost his royal title after marrying a commoner and later became known for his influential work in industrial and graphic design.
C. John, Duke of Östergötland
John, Duke of Östergötland was a Swedish prince of the Vasa dynasty who held the ducal title for the province of Östergötland in the early 17th century.
D. Magnus, Duke of Östergötland
Magnus, Duke of Östergötland was a 16th-century Swedish prince of the Vasa dynasty who governed the province of Östergötland and was known for his mental illness, which limited his political role.
E. Birger Jarl
Birger Jarl was a 13th-century Swedish statesman and de facto ruler of Sweden, renowned for consolidating royal power and laying the foundations of the Swedish capital.
F. None of above. chosen

Statements (34)

Predicate	Object
instanceOf	King of Sweden ⓘ human ⓘ
birthCentury	13th century ⓘ
causeOfDownfall	civil war in Sweden ⓘ noble opposition following the Nyköping Banquet ⓘ
conflict	power struggle with his brothers Eric and Valdemar ⓘ struggle for power with the Swedish nobility ⓘ
country	Kingdom of Sweden ⓘ
deathCentury	14th century ⓘ
endTime	1318 ⓘ
father	Magnus III of Sweden ⓘ
givenName	Birger ⓘ
historicalReputation	remembered for the Nyköping Banquet ⓘ
house	House of Bjelbo ⓘ
monarchOf	Sweden ⓘ
mother	Hedwig of Holstein ⓘ
nobleFamily	House of Bjelbo ⓘ
notableEvent	Nyköping Banquet ⓘ imprisonment of his brothers Eric and Valdemar at Nyköping Castle ⓘ
notableFor	conflict with his brothers leading to civil war in Sweden ⓘ
occupation	monarch ⓘ
positionHeld	King of Sweden ⓘ
predecessor	Magnus III of Sweden ⓘ
reignEnd	1318 ⓘ
reignStart	1290 ⓘ
sexOrGender	male ⓘ
sibling	Eric, Duke of Södermanland ⓘ Valdemar, Duke of Finland ⓘ linked to: Duke Valdemar of Finland
significantEvent	Swedish civil war of the early 14th century ⓘ
significantPlace	Nyköping Castle ⓘ
spouse	Martha of Denmark ⓘ
startTime	1290 ⓘ
successor	Magnus IV of Sweden ⓘ
title	King of the Swedes ⓘ linked to: Kings of the Swedes

How these facts were elicited