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: Otto, Duke of Brunswick-Grubenhagen | Statement: [Joanna I of Naples, spouse, Otto, Duke of Brunswick-Grubenhagen]

Target entity: Otto, Duke of Brunswick-Grubenhagen
Context triple: [Joanna I of Naples, spouse, Otto, Duke of Brunswick-Grubenhagen]

• A. Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel
  Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel, was an 18th-century German prince of the Holy Roman Empire who ruled the Duchy of Brunswick-Wolfenbüttel and belonged to the Brunswick-Bevern cadet branch of the House of Welf.
• B. Duke Ferdinand of Brunswick
  Duke Ferdinand of Brunswick was an 18th-century Prussian field marshal best known for successfully commanding allied forces against the French in Western Germany during the Seven Years' War.
• C. Duke Adolf Friedrich of Mecklenburg
  Duke Adolf Friedrich of Mecklenburg was a German nobleman from the House of Mecklenburg who became known for his roles as a colonial official and explorer in Africa during the late 19th and early 20th centuries.
• D. Friedrich of Hesse and by Rhine
  Friedrich of Hesse and by Rhine was a young German prince of the House of Hesse-Darmstadt, notable mainly as a son of Louis IV, Grand Duke of Hesse, and for dying in childhood.
• E. Ferdinand Albert I, Duke of Brunswick-Bevern
  Ferdinand Albert I, Duke of Brunswick-Bevern, was a 17th–18th century German prince of the House of Welf who ruled the small ducal principality of Brunswick-Bevern within the Holy Roman Empire.
• 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: Otto, Duke of Brunswick-Grubenhagen
Triple: [Joanna I of Naples, spouse, Otto, Duke of Brunswick-Grubenhagen]

Otto, Duke of Brunswick-Grubenhagen, was a 14th-century German prince of the Welf dynasty who became King of Naples through his marriage to Queen Joanna I.

Target entity: Otto, Duke of Brunswick-Grubenhagen
Target entity description: Otto, Duke of Brunswick-Grubenhagen, was a 14th-century German prince of the Welf dynasty who became King of Naples through his marriage to Queen Joanna I.

• A. Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel
  Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel, was an 18th-century German prince of the Holy Roman Empire who ruled the Duchy of Brunswick-Wolfenbüttel and belonged to the Brunswick-Bevern cadet branch of the House of Welf.
• B. Duke Ferdinand of Brunswick
  Duke Ferdinand of Brunswick was an 18th-century Prussian field marshal best known for successfully commanding allied forces against the French in Western Germany during the Seven Years' War.
• C. Duke Adolf Friedrich of Mecklenburg
  Duke Adolf Friedrich of Mecklenburg was a German nobleman from the House of Mecklenburg who became known for his roles as a colonial official and explorer in Africa during the late 19th and early 20th centuries.
• D. Friedrich of Hesse and by Rhine
  Friedrich of Hesse and by Rhine was a young German prince of the House of Hesse-Darmstadt, notable mainly as a son of Louis IV, Grand Duke of Hesse, and for dying in childhood.
• E. Ferdinand Albert I, Duke of Brunswick-Bevern
  Ferdinand Albert I, Duke of Brunswick-Bevern, was a 17th–18th century German prince of the House of Welf who ruled the small ducal principality of Brunswick-Bevern within the Holy Roman Empire.
• F. None of above. chosen