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: Lancastrian dynasty | Statement: [Yorkist forces, ideologicallyOpposedTo, Lancastrian dynasty]

Target entity: Lancastrian dynasty
Context triple: [Yorkist forces, ideologicallyOpposedTo, Lancastrian dynasty]

• A. House of Lancaster chosen
  The House of Lancaster was a cadet branch of the English royal Plantagenet dynasty that produced several medieval kings and played a central role in the Wars of the Roses.
• B. House of Plantagenet
  The House of Plantagenet was a powerful royal dynasty that ruled England and large parts of France during the Middle Ages, overseeing major events such as the signing of Magna Carta, the Hundred Years’ War, and the Wars of the Roses.
• C. Mortimer dynasty
  The Mortimer dynasty was a powerful medieval Anglo-Norman noble family, centered in the Welsh Marches, that played a major role in English politics and succession struggles, especially during the 13th and 14th centuries.
• D. House of York
  The House of York was a prominent late medieval English royal dynasty that contested the throne during the Wars of the Roses and produced kings such as Edward IV and Richard III.
• E. Ducal House of Richmond
  The Ducal House of Richmond is a British noble family line established in the late 17th century that has held the dukedom of Richmond and played a notable role in the aristocratic and political life of the United Kingdom.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.