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: Yaroslav Sviatoslavich | Statement: [Sviatoslav II of Kiev, child, Yaroslav Sviatoslavich]

Target entity: Yaroslav Sviatoslavich
Context triple: [Sviatoslav II of Kiev, child, Yaroslav Sviatoslavich]

• A. Yaroslav Iziaslavich
  Yaroslav Iziaslavich was a 12th-century Rurikid prince who ruled the principality of Volhynia in what is now western Ukraine.
• B. Yaroslav II of Vladimir
  Yaroslav II of Vladimir was a 13th-century Grand Prince of Vladimir-Suzdal and a prominent Rus' ruler, best known as the father of the famed military leader and saint Alexander Nevsky.
• C. Yaroslav Vsevolodovich
  Yaroslav Vsevolodovich was a 12th-century Rus' prince from the Rurikid dynasty, known as a son of Grand Prince Vsevolod II of Kiev and a member of the Kievan princely elite.
• D. Sviatoslav III of Vladimir
  Sviatoslav III of Vladimir was a 13th-century prince of Vladimir-Suzdal who briefly ruled the Grand Principality of Vladimir during the politically turbulent period following the Mongol invasion of Rus'.
• E. Yaroslav Yaroslavich
  Yaroslav Yaroslavich was a 13th-century Russian prince who ruled over Tver and briefly held the title of Grand Prince of Vladimir during the fragmentation of Kievan Rus'.
• 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: Yaroslav Sviatoslavich
Triple: [Sviatoslav II of Kiev, child, Yaroslav Sviatoslavich]

Yaroslav Sviatoslavich was a prince of Kievan Rus', one of the Rurikid dynasty rulers who governed various principalities in the late 11th and early 12th centuries.

Target entity: Yaroslav Sviatoslavich
Target entity description: Yaroslav Sviatoslavich was a prince of Kievan Rus', one of the Rurikid dynasty rulers who governed various principalities in the late 11th and early 12th centuries.

• A. Yaroslav Iziaslavich
  Yaroslav Iziaslavich was a 12th-century Rurikid prince who ruled the principality of Volhynia in what is now western Ukraine.
• B. Yaroslav II of Vladimir
  Yaroslav II of Vladimir was a 13th-century Grand Prince of Vladimir-Suzdal and a prominent Rus' ruler, best known as the father of the famed military leader and saint Alexander Nevsky.
• C. Yaroslav Vsevolodovich
  Yaroslav Vsevolodovich was a 12th-century Rus' prince from the Rurikid dynasty, known as a son of Grand Prince Vsevolod II of Kiev and a member of the Kievan princely elite.
• D. Sviatoslav III of Vladimir
  Sviatoslav III of Vladimir was a 13th-century prince of Vladimir-Suzdal who briefly ruled the Grand Principality of Vladimir during the politically turbulent period following the Mongol invasion of Rus'.
• E. Yaroslav Yaroslavich
  Yaroslav Yaroslavich was a 13th-century Russian prince who ruled over Tver and briefly held the title of Grand Prince of Vladimir during the fragmentation of Kievan Rus'.
• F. None of above. chosen