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: Seven Zenden of Valais | Statement: [Battle of La Planta, combatant1, Seven Zenden of Valais]

Target entity: Seven Zenden of Valais
Context triple: [Battle of La Planta, combatant1, Seven Zenden of Valais]

• A. Seven Zenden of Valais chosen
  The Seven Zenden of Valais were a medieval confederation of seven districts in the Valais region of present-day Switzerland that jointly governed the area and fielded forces in regional conflicts.
• B. Drei Bünde von Rhätien
  Drei Bünde von Rhätien refers to the historical Three Leagues, a loose federation of allied jurisdictions in what is now the canton of Graubünden in eastern Switzerland that existed from the late Middle Ages until its incorporation into the Swiss Confederation.
• C. Three Leagues of the Grisons
  The Three Leagues of the Grisons was a historical confederation of three allied leagues in what is now the Swiss canton of Graubünden, which played a key role in regional politics in the late Middle Ages and early modern period.
• D. White Book of Sarnen
  The White Book of Sarnen is a 15th-century Swiss manuscript compiling early chronicles and legends of the Old Swiss Confederacy, including the earliest known written account of the William Tell story.
• E. Sils im Engadin
  Sils im Engadin is a picturesque village in the Upper Engadine valley of the Swiss canton of Graubünden, known for its alpine scenery and cultural associations with writers and artists.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.