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: Yaroslavichi of Tver | Statement: [Rurik dynasty, hasPart, Yaroslavichi of Tver]

Target entity: Yaroslavichi of Tver
Context triple: [Rurik dynasty, hasPart, Yaroslavichi of Tver]

• A. Rurik dynasty
  The Rurik dynasty was the first ruling dynasty of Kievan Rus' and later Muscovy, traditionally traced to the Varangian prince Rurik and his descendants who governed much of Eastern Europe from the 9th to the 16th century.
• B. Monomakhovichi
  Monomakhovichi were a prominent branch of the Rurikid princely family descended from Vladimir II Monomakh that played a central role in the political life of medieval Kievan Rus'.
• C. Piast dynasty
  The Piast dynasty was the first ruling royal house of Poland, which established and consolidated the early Polish state from the 10th to the 14th century.
• D. Rurik
  Rurik was a Varangian chieftain traditionally regarded as the founder of the Rurik dynasty and the first ruler of the early Russian state centered in Novgorod.
• E. Rurik
  Rurik was a Russian naval vessel best known for serving as the flagship of Otto von Kotzebue’s early 19th-century circumnavigation and exploration voyages in the Pacific and Arctic.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Yaroslavichi of Tver
Triple: [Rurik dynasty, hasPart, Yaroslavichi of Tver]

The Yaroslavichi of Tver were a princely branch of the Rurikid dynasty that ruled the medieval Russian principality of Tver.

Target entity: Yaroslavichi of Tver
Target entity description: The Yaroslavichi of Tver were a princely branch of the Rurikid dynasty that ruled the medieval Russian principality of Tver.

• A. Rurik dynasty
  The Rurik dynasty was the first ruling dynasty of Kievan Rus' and later Muscovy, traditionally traced to the Varangian prince Rurik and his descendants who governed much of Eastern Europe from the 9th to the 16th century.
• B. Monomakhovichi chosen
  Monomakhovichi were a prominent branch of the Rurikid princely family descended from Vladimir II Monomakh that played a central role in the political life of medieval Kievan Rus'.
• C. Piast dynasty
  The Piast dynasty was the first ruling royal house of Poland, which established and consolidated the early Polish state from the 10th to the 14th century.
• D. Rurik
  Rurik was a Russian naval vessel best known for serving as the flagship of Otto von Kotzebue’s early 19th-century circumnavigation and exploration voyages in the Pacific and Arctic.
• E. Rurik
  Rurik was a Varangian chieftain traditionally regarded as the founder of the Rurik dynasty and the first ruler of the early Russian state centered in Novgorod.
• F. None of above.