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: Duchy of Courland and Semigallia | Statement: [Livonian Confederation, followedBy, Duchy of Courland and Semigallia]

Target entity: Duchy of Courland and Semigallia
Context triple: [Livonian Confederation, followedBy, Duchy of Courland and Semigallia]

• A. Duchy of Courland and Semigallia chosen
  The Duchy of Courland and Semigallia was a Baltic duchy and vassal state of the Polish–Lithuanian Commonwealth, notable for its relative prosperity, German-influenced nobility, and brief colonial ventures in the 17th century.
• B. Duchy of Livonia
  The Duchy of Livonia was a 16th–17th century territory in the eastern Baltic region, largely under Polish-Lithuanian control, that served as a political predecessor to later Swedish rule in Livonia.
• C. Governorate of Courland
  The Governorate of Courland was an administrative division of the Russian Empire located in the Baltic region, roughly corresponding to parts of present-day western Latvia.
• D. Duchy of Estonia
  The Duchy of Estonia was a medieval feudal territory in Northern Europe, centered on the city of Reval (modern-day Tallinn) and historically contested by regional powers such as Denmark, the Teutonic Order, and later Sweden.
• E. Lithuania Propria
  Lithuania Propria is the historical core region of the Grand Duchy of Lithuania, traditionally inhabited by ethnic Lithuanians and considered the heartland of the Lithuanian state.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.