Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Friedrich Casimir Kettler | Statement: [Kettler dynasty, hasMember, Friedrich Casimir Kettler]

Target entity: Friedrich Casimir Kettler
Context triple: [Kettler dynasty, hasMember, Friedrich Casimir Kettler]

• A. Friedrich Kettler chosen
  Friedrich Kettler was a Duke of Courland and Semigallia from the influential Baltic German noble House of Kettler, known for his role in the region’s political and dynastic affairs in the late 16th and early 17th centuries.
• B. Frederick William, Duke of Courland
  Frederick William, Duke of Courland, was an 18th-century German prince of the House of Kettler who briefly ruled the Duchy of Courland and Semigallia and is chiefly remembered for his dynastic marriage to the future Empress Anna of Russia.
• C. Duke of Livonia
  The Duke of Livonia was the noble title held by the ruler overseeing the historical Duchy of Livonia in the Baltic region.
• D. Casimir IV, Duke of Pomerania
  Casimir IV, Duke of Pomerania was a 14th-century member of the House of Griffins who ruled part of the Duchy of Pomerania in the Holy Roman Empire.
• E. Bogislaw X, Duke of Pomerania
  Bogislaw X, Duke of Pomerania was a late 15th- and early 16th-century ruler who unified much of Pomerania under his control and strengthened the duchy’s political and economic position within the Holy Roman Empire.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.