Princess Märtha of Sweden
E263613
Princess Märtha of Sweden was a Swedish-born royal who became Crown Princess of Norway and the mother of King Harald V, noted for her prominent role in Norwegian public life during World War II.
All labels observed (9)
How this entity was disambiguated
This entity first appeared as the object of triple T1192342 — 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: Princess Märtha of Sweden Context triple: [Harald V of Norway, mother, Princess Märtha of Sweden]
-
A.
Queen Silvia of Sweden
Queen Silvia of Sweden is the Queen consort of King Carl XVI Gustaf, known for her extensive work in social and humanitarian causes, particularly in child welfare and dementia care.
-
B.
Hedvig Sophia of Sweden
Hedvig Sophia of Sweden was a Swedish princess and Duchess of Holstein-Gottorp, known as the eldest daughter of King Charles XI and a key dynastic link between the Swedish and Holstein-Gottorp houses.
-
C.
Louise of Sweden
Louise of Sweden was a Swedish-born princess who became Queen of Denmark as the wife of King Frederick VIII and the mother of King Haakon VII of Norway.
-
D.
Astrid of Sweden
Astrid of Sweden was a popular Swedish-born queen consort of Belgium, known for her beauty, compassion, and tragic early death in a car accident in 1935.
-
E.
Queen Sonja of Norway
Queen Sonja of Norway is the queen consort of King Harald V and a prominent member of the Norwegian royal family known for her cultural patronage and public service.
- 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: Princess Märtha of Sweden Target entity description: Princess Märtha of Sweden was a Swedish-born royal who became Crown Princess of Norway and the mother of King Harald V, noted for her prominent role in Norwegian public life during World War II.
-
A.
Queen Silvia of Sweden
Queen Silvia of Sweden is the Queen consort of King Carl XVI Gustaf, known for her extensive work in social and humanitarian causes, particularly in child welfare and dementia care.
-
B.
Hedvig Sophia of Sweden
Hedvig Sophia of Sweden was a Swedish princess and Duchess of Holstein-Gottorp, known as the eldest daughter of King Charles XI and a key dynastic link between the Swedish and Holstein-Gottorp houses.
-
C.
Louise of Sweden
Louise of Sweden was a Swedish-born princess who became Queen of Denmark as the wife of King Frederick VIII and the mother of King Haakon VII of Norway.
-
D.
Astrid of Sweden
Astrid of Sweden was a popular Swedish-born queen consort of Belgium, known for her beauty, compassion, and tragic early death in a car accident in 1935.
-
E.
Queen Sonja of Norway
Queen Sonja of Norway is the queen consort of King Harald V and a prominent member of the Norwegian royal family known for her cultural patronage and public service.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Crown Princess of Norway
ⓘ
human ⓘ princess ⓘ |
| birthName | Princess Märtha of Sweden ⓘ |
| burialPlace |
Akershus Fortress, Oslo, Norway
ⓘ
linked to:
Akershus Fortress
|
| child |
King Harald V of Norway
ⓘ
linked to:
Harald V of Norway
Princess Astrid of Norway ⓘ Princess Ragnhild of Norway ⓘ |
| closeConnection |
Franklin D. Roosevelt
ⓘ
linked to:
President Franklin D. Roosevelt
|
| countryOfCitizenship |
Norway
ⓘ
Sweden ⓘ |
| dateOfBirth | 1901-03-28 ⓘ |
| dateOfDeath | 1954-04-05 ⓘ |
| father | Prince Carl, Duke of Västergötland ⓘ |
| fullName |
Princess Märtha Sofia Lovisa Dagmar Thyra of Sweden
ⓘ
linked to:
Princess Märtha of Sweden
|
| givenName | Märtha ⓘ |
| honorificTitle | Her Royal Highness ⓘ |
| languageSpoken |
English
ⓘ
Norwegian ⓘ Swedish ⓘ |
| mannerOfDeath | natural causes ⓘ |
| memberOf |
House of Bernadotte
ⓘ
House of Glücksburg ⓘ |
| mother | Princess Ingeborg of Denmark ⓘ |
| notableEvent |
Exile in the United States during World War II
ⓘ
Role in strengthening Norwegian–American relations during World War II ⓘ |
| notableFor | Prominent role in Norwegian public life during World War II ⓘ |
| notableWork | Norwegian war-time public diplomacy during World War II ⓘ |
| placeOfBirth |
Stockholm, Sweden
ⓘ
linked to:
Stockholm
|
| placeOfDeath |
Oslo, Norway
ⓘ
linked to:
Oslo
|
| placeOfMarriage |
Oslo Cathedral, Oslo, Norway
ⓘ
linked to:
Oslo Cathedral
|
| positionHeld |
Crown Princess of Norway
ⓘ
linked to:
Crown Princess Mette-Marit of Norway
First Lady of Norway ⓘ |
| relative |
King Carl XVI Gustaf of Sweden
ⓘ
linked to:
Carl XVI Gustaf of Sweden
King Haakon VII of Norway ⓘ
linked to:
Haakon VII of Norway
King Harald V of Norway ⓘ
linked to:
Harald V of Norway
King Olav V of Norway ⓘ
linked to:
Olav V of Norway
|
| religion | Lutheranism ⓘ |
| residence |
Oslo, Norway
ⓘ
linked to:
Oslo
Skaugum, Asker, Norway ⓘ Washington, D.C., United States ⓘ
linked to:
Washington, D.C.
|
| sexOrGender | female ⓘ |
| sibling |
Prince Carl Bernadotte
ⓘ
Princess Astrid of Sweden ⓘ
linked to:
Princess Astrid of Norway
Princess Margaretha of Sweden ⓘ
linked to:
Princess Märtha of Sweden
|
| spouse |
Crown Prince Olav of Norway
ⓘ
linked to:
Olav V of Norway
King Olav V of Norway ⓘ
linked to:
Olav V of Norway
|
| startTimeOfMarriage | 1929-03-21 ⓘ |
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: Princess Märtha of Sweden Description of subject: Princess Märtha of Sweden was a Swedish-born royal who became Crown Princess of Norway and the mother of King Harald V, noted for her prominent role in Norwegian public life during World War II.
Referenced by (32)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
Crown Princess Mette-Marit of Norway
→
predecessorAsCrownPrincess
→
Crown Princess Märtha of Norway
ⓘ
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
subject linked to:
Skaugum, Asker, Norway
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
linked to: Princess Märtha of Sweden
subject linked to:
Crown Princess Märtha of Norway (de facto, as consort to the heir)
subject linked to:
House of Bernadotte in Sweden
linked to: Princess Märtha of Sweden
subject linked to:
Märtha
linked to: Princess Märtha of Sweden
subject linked to:
Märtha
linked to: Princess Märtha of Sweden