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: The Keys of Marinus | Statement: [Terry Nation, notableWork, The Keys of Marinus]

Target entity: The Keys of Marinus
Context triple: [Terry Nation, notableWork, The Keys of Marinus]

• A. Atlas Maior, sive Cosmographia Blaviana
  Atlas Maior, sive Cosmographia Blaviana is a monumental 17th-century world atlas by Joan Blaeu, renowned for its richly detailed maps and lavish baroque cartography.
• B. Alexandria Ultima
  Alexandria Ultima is the Latin name for Alexandria Eschate, an ancient city founded by Alexander the Great at the far northeastern edge of his empire in Central Asia.
• C. Valentia Edetanorum
  Valentia Edetanorum was the Roman-era name for the ancient city that evolved into modern-day Valencia in eastern Spain.
• D. Synonymia Geographica
  Synonymia Geographica is a scholarly work by cartographer Abraham Ortelius that systematically compares and correlates ancient and contemporary geographical place names.
• E. Caput Mundi
  Caput Mundi is a Latin epithet meaning "capital of the world," historically used to emphasize Rome’s central importance in politics, culture, and civilization.
• 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: The Keys of Marinus
Triple: [Terry Nation, notableWork, The Keys of Marinus]

The Keys of Marinus is a 1964 six-part serial from the British science fiction television series Doctor Who, written by Terry Nation and featuring the First Doctor on a quest across an alien world to recover powerful micro-keys.

Target entity: The Keys of Marinus
Target entity description: The Keys of Marinus is a 1964 six-part serial from the British science fiction television series Doctor Who, written by Terry Nation and featuring the First Doctor on a quest across an alien world to recover powerful micro-keys.

• A. Atlas Maior, sive Cosmographia Blaviana
  Atlas Maior, sive Cosmographia Blaviana is a monumental 17th-century world atlas by Joan Blaeu, renowned for its richly detailed maps and lavish baroque cartography.
• B. Alexandria Ultima
  Alexandria Ultima is the Latin name for Alexandria Eschate, an ancient city founded by Alexander the Great at the far northeastern edge of his empire in Central Asia.
• C. Valentia Edetanorum
  Valentia Edetanorum was the Roman-era name for the ancient city that evolved into modern-day Valencia in eastern Spain.
• D. Synonymia Geographica
  Synonymia Geographica is a scholarly work by cartographer Abraham Ortelius that systematically compares and correlates ancient and contemporary geographical place names.
• E. Caput Mundi
  Caput Mundi is a Latin epithet meaning "capital of the world," historically used to emphasize Rome’s central importance in politics, culture, and civilization.
• F. None of above. chosen