Frederick Francis IV, Grand Duke of Mecklenburg-Schwerin

Target entity: Frederick Francis IV, Grand Duke of Mecklenburg-Schwerin
Context triple: [Grand Duchy of Mecklenburg-Schwerin, lastGrandDuke, Frederick Francis IV, Grand Duke of Mecklenburg-Schwerin]

• A. Frederick Francis II, Grand Duke of Mecklenburg-Schwerin
  Frederick Francis II, Grand Duke of Mecklenburg-Schwerin, was a 19th-century German sovereign who ruled the Grand Duchy of Mecklenburg-Schwerin and participated in key political and military events of the German Confederation and later the German Empire.
• B. Frederick Francis III, Grand Duke of Mecklenburg-Schwerin
  Frederick Francis III, Grand Duke of Mecklenburg-Schwerin, was a 19th-century German sovereign who ruled the Grand Duchy of Mecklenburg-Schwerin and was part of the broader network of European royal families.
• C. Frederick Francis I, Grand Duke of Mecklenburg-Schwerin
  Frederick Francis I, Grand Duke of Mecklenburg-Schwerin, was a late 18th- and early 19th-century German sovereign who led the Mecklenburg-Schwerin territory through the Napoleonic era and into the German Confederation.
• D. Charles Leopold, Duke of Mecklenburg-Schwerin
  Charles Leopold, Duke of Mecklenburg-Schwerin, was an 18th-century German nobleman and ruler of the Mecklenburg-Schwerin duchy, notable as the father of Russian regent Anna Leopoldovna.
• E. Adolphus Frederick VI, Grand Duke of Mecklenburg-Strelitz
  Adolphus Frederick VI, Grand Duke of Mecklenburg-Strelitz, was the final reigning grand duke of the small north German state of Mecklenburg-Strelitz, whose death in 1918 ended the independent dynasty’s rule.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Frederick Francis IV, Grand Duke of Mecklenburg-Schwerin
Target entity description: Frederick Francis IV was the final reigning Grand Duke of Mecklenburg-Schwerin, a German sovereign who abdicated in the aftermath of World War I and the German Revolution of 1918.

• A. Frederick Francis II, Grand Duke of Mecklenburg-Schwerin
  Frederick Francis II, Grand Duke of Mecklenburg-Schwerin, was a 19th-century German sovereign who ruled the Grand Duchy of Mecklenburg-Schwerin and participated in key political and military events of the German Confederation and later the German Empire.
• B. Frederick Francis III, Grand Duke of Mecklenburg-Schwerin
  Frederick Francis III, Grand Duke of Mecklenburg-Schwerin, was a 19th-century German sovereign who ruled the Grand Duchy of Mecklenburg-Schwerin and was part of the broader network of European royal families.
• C. Frederick Francis I, Grand Duke of Mecklenburg-Schwerin
  Frederick Francis I, Grand Duke of Mecklenburg-Schwerin, was a late 18th- and early 19th-century German sovereign who led the Mecklenburg-Schwerin territory through the Napoleonic era and into the German Confederation.
• D. Charles Leopold, Duke of Mecklenburg-Schwerin
  Charles Leopold, Duke of Mecklenburg-Schwerin, was an 18th-century German nobleman and ruler of the Mecklenburg-Schwerin duchy, notable as the father of Russian regent Anna Leopoldovna.
• E. Adolphus Frederick VI, Grand Duke of Mecklenburg-Strelitz
  Adolphus Frederick VI, Grand Duke of Mecklenburg-Strelitz, was the final reigning grand duke of the small north German state of Mecklenburg-Strelitz, whose death in 1918 ended the independent dynasty’s rule.
• F. None of above. chosen