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: [Cecilia of Normandy, sibling, Robert Curthose]

Target entity: Robert Curthose
Context triple: [Cecilia of Normandy, 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. Richard I, Duke of Normandy
  Richard I, Duke of Normandy was a 10th-century Norman ruler who consolidated and expanded the power of the Norman duchy in northern France and laid the foundations for its future prominence in European politics.
• C. 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.
• D. Hugh of Lincoln
  Hugh of Lincoln was a 12th-century Carthusian monk and Bishop of Lincoln renowned for his piety, reforming zeal, and later veneration as a saint in the Catholic Church.
• E. Richard of Dover
  Richard of Dover was a 12th-century English Benedictine monk who became Archbishop of Canterbury following the martyrdom of Thomas Becket.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.