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: Wacław of Płock | Statement: [Piasts of Płock, notableMember, Wacław of Płock]

Target entity: Wacław of Płock
Context triple: [Piasts of Płock, notableMember, Wacław of Płock]

• A. Henry of Sandomierz
  Henry of Sandomierz was a 12th-century Polish duke from the Piast dynasty who ruled the Sandomierz region and participated in crusading expeditions.
• B. Siemowit II of Masovia
  Siemowit II of Masovia was a 13th–14th century Polish duke from the Masovian branch of the Piast dynasty who ruled parts of Masovia and played a significant role in the regional politics of medieval Poland.
• C. Władysław Opolski
  Władysław Opolski was a 13th-century Polish duke from the Opole Piast dynasty who ruled over parts of Silesia and played a significant role in the region’s political affairs.
• D. Wacław III
  Wacław III was the last male member of the Přemyslid dynasty and briefly king of Hungary, Bohemia, and Poland before his assassination in 1306.
• E. Kazimierz III of Gniewkowo
  Kazimierz III of Gniewkowo was a 14th-century Polish duke from the Piast dynasty who ruled the small duchy of Gniewkowo in the Kuyavian region.
• 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: Wacław of Płock
Triple: [Piasts of Płock, notableMember, Wacław of Płock]

Wacław of Płock was a medieval Polish duke from the Masovian branch of the Piast dynasty who ruled parts of Mazovia in the early 14th century.

Target entity: Wacław of Płock
Target entity description: Wacław of Płock was a medieval Polish duke from the Masovian branch of the Piast dynasty who ruled parts of Mazovia in the early 14th century.

• A. Henry of Sandomierz
  Henry of Sandomierz was a 12th-century Polish duke from the Piast dynasty who ruled the Sandomierz region and participated in crusading expeditions.
• B. Siemowit II of Masovia
  Siemowit II of Masovia was a 13th–14th century Polish duke from the Masovian branch of the Piast dynasty who ruled parts of Masovia and played a significant role in the regional politics of medieval Poland.
• C. Władysław Opolski
  Władysław Opolski was a 13th-century Polish duke from the Opole Piast dynasty who ruled over parts of Silesia and played a significant role in the region’s political affairs.
• D. Wacław III
  Wacław III was the last male member of the Přemyslid dynasty and briefly king of Hungary, Bohemia, and Poland before his assassination in 1306.
• E. Kazimierz III of Gniewkowo
  Kazimierz III of Gniewkowo was a 14th-century Polish duke from the Piast dynasty who ruled the small duchy of Gniewkowo in the Kuyavian region.
• F. None of above. chosen