Frederick, Duke of Mecklenburg-Grabow
E710014
Frederick, Duke of Mecklenburg-Grabow was a 17th–18th century German nobleman of the House of Mecklenburg who held the ducal title in the Mecklenburg-Grabow line and was the father of Sophia Louise of Mecklenburg-Schwerin, a Queen consort of Prussia.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Frederick, Duke of Mecklenburg-Grabow canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7842323 — 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: Frederick, Duke of Mecklenburg-Grabow Context triple: [Sophia Louise of Mecklenburg-Schwerin, father, Frederick, Duke of Mecklenburg-Grabow]
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A.
Frederick William, Duke of Schleswig-Holstein-Sonderburg-Glücksburg
Frederick William, Duke of Schleswig-Holstein-Sonderburg-Glücksburg was a 19th-century German ducal prince of the Glücksburg line whose descendants became closely linked with several European royal families, including the Danish monarchy.
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B.
Frederick II, Duke of Saxe-Gotha-Altenburg
Frederick II, Duke of Saxe-Gotha-Altenburg was an 18th-century German prince of the Ernestine Wettin line, noted as the ruler of the small Thuringian duchy of Saxe-Gotha-Altenburg and the father of Princess Augusta, who became Princess of Wales.
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C.
Frederick Charles Ferdinand, Duke of Brunswick-Bevern
Frederick Charles Ferdinand, Duke of Brunswick-Bevern, was an 18th-century German prince and Prussian field marshal from a cadet branch of the House of Brunswick who distinguished himself in the Seven Years' War.
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D.
Frederick, Duke of Saxe-Altenburg
Frederick, Duke of Saxe-Altenburg was a 19th-century German nobleman who ruled the small Thuringian duchy of Saxe-Altenburg and belonged to the Ernestine branch of the Wettin dynasty.
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E.
Frederick III, Prince of Salm-Kyrburg
Frederick III, Prince of Salm-Kyrburg was an 18th-century German nobleman and military officer who became a prominent figure at the French court and was executed during the French Revolution.
- 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: Frederick, Duke of Mecklenburg-Grabow Target entity description: Frederick, Duke of Mecklenburg-Grabow was a 17th–18th century German nobleman of the House of Mecklenburg who held the ducal title in the Mecklenburg-Grabow line and was the father of Sophia Louise of Mecklenburg-Schwerin, a Queen consort of Prussia.
-
A.
Frederick William, Duke of Schleswig-Holstein-Sonderburg-Glücksburg
Frederick William, Duke of Schleswig-Holstein-Sonderburg-Glücksburg was a 19th-century German ducal prince of the Glücksburg line whose descendants became closely linked with several European royal families, including the Danish monarchy.
-
B.
Frederick II, Duke of Saxe-Gotha-Altenburg
Frederick II, Duke of Saxe-Gotha-Altenburg was an 18th-century German prince of the Ernestine Wettin line, noted as the ruler of the small Thuringian duchy of Saxe-Gotha-Altenburg and the father of Princess Augusta, who became Princess of Wales.
-
C.
Frederick Charles Ferdinand, Duke of Brunswick-Bevern
Frederick Charles Ferdinand, Duke of Brunswick-Bevern, was an 18th-century German prince and Prussian field marshal from a cadet branch of the House of Brunswick who distinguished himself in the Seven Years' War.
-
D.
Frederick, Duke of Saxe-Altenburg
Frederick, Duke of Saxe-Altenburg was a 19th-century German nobleman who ruled the small Thuringian duchy of Saxe-Altenburg and belonged to the Ernestine branch of the Wettin dynasty.
-
E.
Frederick III, Prince of Salm-Kyrburg
Frederick III, Prince of Salm-Kyrburg was an 18th-century German nobleman and military officer who became a prominent figure at the French court and was executed during the French Revolution.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
German nobleman
ⓘ
Queen consort ⓘ duke ⓘ human ⓘ |
| aristocraticTitle | Duke in the Holy Roman Empire ⓘ |
| child | Sophia Louise of Mecklenburg-Schwerin NERFINISHED ⓘ |
| countryOfCitizenship | Holy Roman Empire ⓘ |
| ethnicGroup | German ⓘ |
| father | Frederick, Duke of Mecklenburg-Grabow NERFINISHED ⓘ |
| fatherOf | Sophia Louise of Mecklenburg-Schwerin NERFINISHED ⓘ |
| floruitCentury |
17th century
ⓘ
18th century ⓘ |
| memberOf | House of Mecklenburg NERFINISHED ⓘ |
| name | Frederick, Duke of Mecklenburg-Grabow NERFINISHED ⓘ |
| nobleFamily | House of Mecklenburg NERFINISHED ⓘ |
| nobleTitle | duke ⓘ |
| notableFor | being the father of Sophia Louise of Mecklenburg-Schwerin, Queen consort of Prussia ⓘ |
| notableRelative | Sophia Louise of Mecklenburg-Schwerin NERFINISHED ⓘ |
| parent | Frederick, Duke of Mecklenburg-Grabow NERFINISHED ⓘ |
| partOf | Mecklenburg-Schwerin NERFINISHED ⓘ |
| positionHeld |
Duke of Mecklenburg-Grabow
NERFINISHED
ⓘ
Queen consort of Prussia NERFINISHED ⓘ |
| realm | Mecklenburg-Grabow NERFINISHED ⓘ |
| spouseOf | Frederick I of Prussia NERFINISHED ⓘ |
| title | Duke of Mecklenburg-Grabow 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: Frederick, Duke of Mecklenburg-Grabow Description of subject: Frederick, Duke of Mecklenburg-Grabow was a 17th–18th century German nobleman of the House of Mecklenburg who held the ducal title in the Mecklenburg-Grabow line and was the father of Sophia Louise of Mecklenburg-Schwerin, a Queen consort of Prussia.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.