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: Mission to the Unknown | Statement: [Vicki, hasStory, Mission to the Unknown]

Target entity: Mission to the Unknown
Context triple: [Vicki, hasStory, Mission to the Unknown]

• A. The Land Unknown
  The Land Unknown is a 1957 science fiction adventure film about a Navy expedition that discovers a prehistoric world hidden within Antarctica.
• B. Challengers of the Unknown
  Challengers of the Unknown is a DC Comics superhero team of adventurers who face strange, often science-fictional threats, co-created by legendary comic book artist and writer Jack Kirby (Jacob Kurtzberg).
• C. The Lady from the Earth
  The Lady from the Earth is a science fiction work by American writer Joseph Walker, recognized for its imaginative exploration of speculative themes.
• D. Citizen of the Galaxy
  Citizen of the Galaxy is a 1957 science fiction novel by Robert A. Heinlein that follows a boy sold into slavery who becomes embroiled in interstellar politics and the fight against galactic slave trading.
• E. Pebble in the Sky
  Pebble in the Sky is Isaac Asimov’s first published novel, a science fiction story set in his Galactic Empire universe that explores themes of prejudice, time displacement, and a future Earth’s struggle for survival.
• 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: Mission to the Unknown
Triple: [Vicki, hasStory, Mission to the Unknown]

"Mission to the Unknown" is a unique single-episode 1965 Doctor Who story that serves as a prologue to "The Daleks' Master Plan" and notably features none of the regular cast, including the Doctor.

Target entity: Mission to the Unknown
Target entity description: "Mission to the Unknown" is a unique single-episode 1965 Doctor Who story that serves as a prologue to "The Daleks' Master Plan" and notably features none of the regular cast, including the Doctor.

• A. The Land Unknown
  The Land Unknown is a 1957 science fiction adventure film about a Navy expedition that discovers a prehistoric world hidden within Antarctica.
• B. Challengers of the Unknown
  Challengers of the Unknown is a DC Comics superhero team of adventurers who face strange, often science-fictional threats, co-created by legendary comic book artist and writer Jack Kirby (Jacob Kurtzberg).
• C. The Lady from the Earth
  The Lady from the Earth is a science fiction work by American writer Joseph Walker, recognized for its imaginative exploration of speculative themes.
• D. Citizen of the Galaxy
  Citizen of the Galaxy is a 1957 science fiction novel by Robert A. Heinlein that follows a boy sold into slavery who becomes embroiled in interstellar politics and the fight against galactic slave trading.
• E. Pebble in the Sky
  Pebble in the Sky is Isaac Asimov’s first published novel, a science fiction story set in his Galactic Empire universe that explores themes of prejudice, time displacement, and a future Earth’s struggle for survival.
• F. None of above. chosen