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: Robert Curthose | Statement: [William II of England, sibling, Robert Curthose]

Target entity: Robert Curthose
Context triple: [William II of England, sibling, Robert Curthose]

• A. Robert Curthose chosen
  Robert Curthose was the eldest son of William the Conqueror, who became Duke of Normandy and played a key role in the politics and warfare of late 11th- and early 12th-century Western Europe.
• B. Ranulf de Blondeville
  Ranulf de Blondeville was a powerful Anglo-Norman nobleman and military leader of the late 12th and early 13th centuries, best known as the 6th Earl of Chester and a key supporter of the English crown during the reigns of Richard I and John.
• C. Richard of Dover
  Richard of Dover was a 12th-century English Benedictine monk who became Archbishop of Canterbury following the martyrdom of Thomas Becket.
• D. Theobald of Bec
  Theobald of Bec was a 12th-century Archbishop of Canterbury and influential churchman who played a key role in English ecclesiastical politics before the time of Thomas Becket.
• E. Geoffrey V Plantagenet
  Geoffrey V Plantagenet was a 12th-century French nobleman, husband of Empress Matilda and father of King Henry II of England, whose marriage helped lay the foundations of the Angevin Empire.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.