Břetislav I, Duke of Bohemia
E1331255
UNEXPLORED
Břetislav I was an 11th-century Přemyslid ruler who consolidated Bohemian power through military campaigns and internal reforms, earning a reputation as one of the key early state-builders of medieval Bohemia.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Břetislav I | 3 |
| Bretislav I | 1 |
| Břetislav I, Duke of Bohemia canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18217473 — 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: Břetislav I, Duke of Bohemia Context triple: [Duke of Bohemia, titleHolder, Břetislav I, Duke of Bohemia]
-
A.
Soběslav I, Duke of Bohemia
Soběslav I, Duke of Bohemia, was a 12th-century Přemyslid ruler known for defending Bohemian autonomy against German imperial influence and securing victory at the Battle of Chlumec in 1126.
-
B.
Bořivoj I, Duke of Bohemia
Bořivoj I, Duke of Bohemia, was the first historically documented ruler of Bohemia and an early promoter of Christianity in the region during the late 9th century.
-
C.
Vratislaus I of Bohemia
Vratislaus I of Bohemia was a 10th-century Přemyslid ruler who helped consolidate the early Bohemian state and is traditionally regarded as the founder of the city of Wrocław (Vratislav).
-
D.
Boleslaus I, Duke of Bohemia
Boleslaus I, Duke of Bohemia was a 10th-century Přemyslid ruler known for consolidating Bohemian power, expanding its territory, and strengthening its independence from the Holy Roman Empire.
-
E.
Boleslaus II, Duke of Bohemia
Boleslaus II, Duke of Bohemia, was a Přemyslid ruler of Bohemia in the late 10th century known for consolidating ducal power and fostering the Christianization and political development of the region.
- 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: Břetislav I, Duke of Bohemia Target entity description: Břetislav I was an 11th-century Přemyslid ruler who consolidated Bohemian power through military campaigns and internal reforms, earning a reputation as one of the key early state-builders of medieval Bohemia.
-
A.
Soběslav I, Duke of Bohemia
Soběslav I, Duke of Bohemia, was a 12th-century Přemyslid ruler known for defending Bohemian autonomy against German imperial influence and securing victory at the Battle of Chlumec in 1126.
-
B.
Bořivoj I, Duke of Bohemia
Bořivoj I, Duke of Bohemia, was the first historically documented ruler of Bohemia and an early promoter of Christianity in the region during the late 9th century.
-
C.
Vratislaus I of Bohemia
Vratislaus I of Bohemia was a 10th-century Přemyslid ruler who helped consolidate the early Bohemian state and is traditionally regarded as the founder of the city of Wrocław (Vratislav).
-
D.
Boleslaus I, Duke of Bohemia
Boleslaus I, Duke of Bohemia was a 10th-century Přemyslid ruler known for consolidating Bohemian power, expanding its territory, and strengthening its independence from the Holy Roman Empire.
-
E.
Boleslaus II, Duke of Bohemia
Boleslaus II, Duke of Bohemia, was a Přemyslid ruler of Bohemia in the late 10th century known for consolidating ducal power and fostering the Christianization and political development of the region.
- F. None of above. chosen
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Břetislav I, Duke of Bohemia
linked to: Břetislav I, Duke of Bohemia
linked to: Břetislav I, Duke of Bohemia
linked to: Břetislav I, Duke of Bohemia