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: Dark Sister | Statement: [House Targaryen, ancestralWeapon, Dark Sister]

Target entity: Dark Sister
Context triple: [House Targaryen, ancestralWeapon, Dark Sister]

• A. The Dark Sister
  The Dark Sister is a philosophical novel by Rebecca Goldstein that explores themes of identity, consciousness, and the tension between scientific rationality and personal experience.
• B. The Shadow Sister
  The Shadow Sister is a bestselling historical fiction novel by Lucinda Riley, part of her popular Seven Sisters series that intertwines contemporary family drama with richly researched past lives.
• C. Wayward Sisters
  Wayward Sisters is a planned but ultimately unaired female-led spin-off of the TV series Supernatural, centered on a group of women hunters battling supernatural threats.
• D. The Other Sister
  The Other Sister is a 1999 romantic comedy-drama film about a young woman with an intellectual disability striving for independence and love, directed by Garry Marshall and starring Juliette Lewis and Giovanni Ribisi.
• E. Our Lady of Darkness
  Our Lady of Darkness is a 1977 urban fantasy–horror novel by Fritz Leiber that blends occult lore with modern San Francisco settings to explore psychological and supernatural terrors.
• 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: Dark Sister
Triple: [House Targaryen, ancestralWeapon, Dark Sister]

Dark Sister is a legendary Valyrian steel longsword from the world of A Song of Ice and Fire, famed as one of House Targaryen’s most storied and deadly blades.

Target entity: Dark Sister
Target entity description: Dark Sister is a legendary Valyrian steel longsword from the world of A Song of Ice and Fire, famed as one of House Targaryen’s most storied and deadly blades.

• A. The Dark Sister
  The Dark Sister is a philosophical novel by Rebecca Goldstein that explores themes of identity, consciousness, and the tension between scientific rationality and personal experience.
• B. The Shadow Sister
  The Shadow Sister is a bestselling historical fiction novel by Lucinda Riley, part of her popular Seven Sisters series that intertwines contemporary family drama with richly researched past lives.
• C. Wayward Sisters
  Wayward Sisters is a planned but ultimately unaired female-led spin-off of the TV series Supernatural, centered on a group of women hunters battling supernatural threats.
• D. The Other Sister
  The Other Sister is a 1999 romantic comedy-drama film about a young woman with an intellectual disability striving for independence and love, directed by Garry Marshall and starring Juliette Lewis and Giovanni Ribisi.
• E. Our Lady of Darkness
  Our Lady of Darkness is a 1977 urban fantasy–horror novel by Fritz Leiber that blends occult lore with modern San Francisco settings to explore psychological and supernatural terrors.
• F. None of above. chosen