Prussian Eastern Provinces

Target entity: Prussian Eastern Provinces
Context triple: [Province of Posen, partOf, Prussian Eastern Provinces]

• A. West Prussia
  West Prussia was a historical province of the Kingdom of Prussia located along the Baltic Sea, encompassing parts of what is now northern Poland and serving as a key corridor between Brandenburg and East Prussia.
• B. East Prussia
  East Prussia was a former northeastern province of Germany on the Baltic Sea, historically significant as a militarized borderland and cultural heartland of Prussian and German power until its dissolution after World War II.
• C. Grand Duchy of Posen
  The Grand Duchy of Posen was a Prussian-controlled autonomous province established after the Napoleonic era, inhabited largely by Poles and serving as a focal point of Polish national aspirations under foreign rule.
• D. Duchy of Prussia
  The Duchy of Prussia was a 16th–18th century secular duchy in northeastern Europe, ruled by the Hohenzollerns, that formed the core of the later Kingdom of Prussia.
• E. Brandenburg-Prussia
  Brandenburg-Prussia was an early modern German state that emerged from the union of the Margraviate of Brandenburg and the Duchy of Prussia, forming the core of what later became the Kingdom of Prussia.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Prussian Eastern Provinces
Target entity description: The Prussian Eastern Provinces were a group of predominantly German-ruled territories in the eastern part of the Kingdom of Prussia, encompassing regions with significant Polish and other non-German populations and playing a key role in the political and ethnic tensions of 19th- and early 20th-century Central Europe.

• A. West Prussia
  West Prussia was a historical province of the Kingdom of Prussia located along the Baltic Sea, encompassing parts of what is now northern Poland and serving as a key corridor between Brandenburg and East Prussia.
• B. East Prussia
  East Prussia was a former northeastern province of Germany on the Baltic Sea, historically significant as a militarized borderland and cultural heartland of Prussian and German power until its dissolution after World War II.
• C. Grand Duchy of Posen
  The Grand Duchy of Posen was a Prussian-controlled autonomous province established after the Napoleonic era, inhabited largely by Poles and serving as a focal point of Polish national aspirations under foreign rule.
• D. Duchy of Prussia
  The Duchy of Prussia was a 16th–18th century secular duchy in northeastern Europe, ruled by the Hohenzollerns, that formed the core of the later Kingdom of Prussia.
• E. Brandenburg-Prussia
  Brandenburg-Prussia was an early modern German state that emerged from the union of the Margraviate of Brandenburg and the Duchy of Prussia, forming the core of what later became the Kingdom of Prussia.
• F. None of above. chosen