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: Shishman of Vidin | Statement: [Shishman dynasty, namedAfter, Shishman of Vidin]

Target entity: Shishman of Vidin
Context triple: [Shishman dynasty, namedAfter, Shishman of Vidin]

• A. Ivan Shishman
  Ivan Shishman was the final medieval tsar of Bulgaria, ruling during the late 14th century as the Second Bulgarian Empire collapsed under Ottoman conquest.
• B. Michael II Asen of Bulgaria
  Michael II Asen of Bulgaria was a 13th-century tsar of the Second Bulgarian Empire from the Asen dynasty, known for his troubled reign marked by internal strife and foreign intervention.
• C. Kaloyan of Bulgaria
  Kaloyan of Bulgaria was a powerful tsar of the Second Bulgarian Empire (r. 1197–1207) known for defeating the Crusaders at the Battle of Adrianople and expanding Bulgarian influence in the Balkans.
• D. Ivan Asen II
  Ivan Asen II was a prominent 13th-century Bulgarian tsar who presided over the political, economic, and cultural zenith of the Second Bulgarian Empire.
• E. Omurtag of Bulgaria
  Omurtag of Bulgaria was a prominent early 9th-century khan of the First Bulgarian Empire, known for his extensive administrative reforms, military campaigns, and large-scale construction projects.
• 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: Shishman of Vidin
Triple: [Shishman dynasty, namedAfter, Shishman of Vidin]

Shishman of Vidin was a medieval Bulgarian noble and ruler whose legacy gave his name to the Shishman dynasty, one of the last ruling houses of the Second Bulgarian Empire.

Target entity: Shishman of Vidin
Target entity description: Shishman of Vidin was a medieval Bulgarian noble and ruler whose legacy gave his name to the Shishman dynasty, one of the last ruling houses of the Second Bulgarian Empire.

• A. Ivan Shishman
  Ivan Shishman was the final medieval tsar of Bulgaria, ruling during the late 14th century as the Second Bulgarian Empire collapsed under Ottoman conquest.
• B. Michael II Asen of Bulgaria
  Michael II Asen of Bulgaria was a 13th-century tsar of the Second Bulgarian Empire from the Asen dynasty, known for his troubled reign marked by internal strife and foreign intervention.
• C. Kaloyan of Bulgaria
  Kaloyan of Bulgaria was a powerful tsar of the Second Bulgarian Empire (r. 1197–1207) known for defeating the Crusaders at the Battle of Adrianople and expanding Bulgarian influence in the Balkans.
• D. Ivan Asen II
  Ivan Asen II was a prominent 13th-century Bulgarian tsar who presided over the political, economic, and cultural zenith of the Second Bulgarian Empire.
• E. Omurtag of Bulgaria
  Omurtag of Bulgaria was a prominent early 9th-century khan of the First Bulgarian Empire, known for his extensive administrative reforms, military campaigns, and large-scale construction projects.
• F. None of above. chosen