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: Margaret I, Countess of Flanders | Statement: [Baldwin I of Constantinople, mother, Margaret I, Countess of Flanders]

Target entity: Margaret I, Countess of Flanders
Context triple: [Baldwin I of Constantinople, mother, Margaret I, Countess of Flanders]

• A. Margaret I, Countess of Flanders chosen
  Margaret I, Countess of Flanders was a 12th-century noblewoman who ruled Flanders in her own right and played a key role in the dynastic politics of medieval France and the Low Countries.
• B. Margaret II of Flanders
  Margaret II of Flanders was a 13th-century countess who ruled both Flanders and Hainaut and played a central role in the political and dynastic struggles of medieval Low Countries.
• C. Countess of Flanders
  The Countess of Flanders in this context is Isabella Clara Eugenia, a Habsburg archduchess who governed the Spanish Netherlands in the late 16th and early 17th centuries.
• D. Philippa of Hainaut
  Philippa of Hainaut was a 14th-century Queen of England, wife of King Edward III, noted for her political influence, patronage, and reputed plea that spared the lives of the Burghers of Calais.
• E. Matilda of Flanders
  Matilda of Flanders was the influential duchess of Normandy and queen consort of England, known for her political acumen and support of her husband William the Conqueror’s rule.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.