King Birger of Sweden
E593297
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.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Birger, King of Sweden | 2 |
| 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 NERFINISHED ⓘ |
| deathCentury | 14th century ⓘ |
| endTime | 1318 ⓘ |
| father | Magnus III of Sweden NERFINISHED ⓘ |
| givenName | Birger NERFINISHED ⓘ |
| historicalReputation | remembered for the Nyköping Banquet ⓘ |
| house | House of Bjelbo NERFINISHED ⓘ |
| monarchOf | Sweden NERFINISHED ⓘ |
| mother | Hedwig of Holstein NERFINISHED ⓘ |
| nobleFamily | House of Bjelbo NERFINISHED ⓘ |
| notableEvent |
Nyköping Banquet
NERFINISHED
ⓘ
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 NERFINISHED ⓘ |
| predecessor | Magnus III of Sweden NERFINISHED ⓘ |
| reignEnd | 1318 ⓘ |
| reignStart | 1290 ⓘ |
| sexOrGender | male ⓘ |
| sibling |
Eric, Duke of Södermanland
NERFINISHED
ⓘ
Valdemar, Duke of Finland NERFINISHED ⓘ |
| significantEvent | Swedish civil war of the early 14th century ⓘ |
| significantPlace | Nyköping Castle NERFINISHED ⓘ |
| spouse | Martha of Denmark NERFINISHED ⓘ |
| startTime | 1290 ⓘ |
| successor | Magnus IV of Sweden NERFINISHED ⓘ |
| title | King of the Swedes 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: King Birger of Sweden Description of subject: 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.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Birger, King of Sweden
this entity surface form:
Birger, King of Sweden