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: Maria Dobroniega of Kiev | Statement: [Casimir I the Restorer, spouse, Maria Dobroniega of Kiev]

Target entity: Maria Dobroniega of Kiev
Context triple: [Casimir I the Restorer, spouse, Maria Dobroniega of Kiev]

• A. Elisiv of Kiev
  Elisiv of Kiev was an 11th-century Kievan Rus' princess who became Queen consort of Norway through her marriage to King Harald Hardrada.
• B. Olga of Kiev
  Olga of Kiev was a 10th-century regent of Kievan Rus' renowned for her ruthless vengeance against the Drevlians and later venerated as a saint for being one of the first prominent rulers in the region to convert to Christianity.
• C. Euphemia of Kiev
  Euphemia of Kiev was a Kievan Rus' princess of the Rurikid dynasty who became queen consort of Hungary through her marriage into the Árpád royal house.
• D. Helena of Kiev
  Helena of Kiev was a Kievan Rus' noblewoman, traditionally regarded as the wife of Prince Yuri Dolgorukiy, a key figure in the early history of northeastern Rus'.
• E. Rogneda of Polotsk
  Rogneda of Polotsk was a 10th-century princess of the Principality of Polotsk and a consort of Kievan ruler Vladimir the Great, known for her significant role in the early history 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: Maria Dobroniega of Kiev
Triple: [Casimir I the Restorer, spouse, Maria Dobroniega of Kiev]

Maria Dobroniega of Kiev was an 11th-century Kievan Rus' princess who became Duchess of Poland through her marriage to Casimir I the Restorer.

Target entity: Maria Dobroniega of Kiev
Target entity description: Maria Dobroniega of Kiev was an 11th-century Kievan Rus' princess who became Duchess of Poland through her marriage to Casimir I the Restorer.

• A. Elisiv of Kiev
  Elisiv of Kiev was an 11th-century Kievan Rus' princess who became Queen consort of Norway through her marriage to King Harald Hardrada.
• B. Olga of Kiev
  Olga of Kiev was a 10th-century regent of Kievan Rus' renowned for her ruthless vengeance against the Drevlians and later venerated as a saint for being one of the first prominent rulers in the region to convert to Christianity.
• C. Euphemia of Kiev
  Euphemia of Kiev was a Kievan Rus' princess of the Rurikid dynasty who became queen consort of Hungary through her marriage into the Árpád royal house.
• D. Helena of Kiev
  Helena of Kiev was a Kievan Rus' noblewoman, traditionally regarded as the wife of Prince Yuri Dolgorukiy, a key figure in the early history of northeastern Rus'.
• E. Rogneda of Polotsk
  Rogneda of Polotsk was a 10th-century princess of the Principality of Polotsk and a consort of Kievan ruler Vladimir the Great, known for her significant role in the early history of Kievan Rus'.
• F. None of above. chosen