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: "Uncle Tom's Cabin" (serial form) | Statement: [The National Era, firstPublicationOf, "Uncle Tom's Cabin" (serial form)]

Target entity: "Uncle Tom's Cabin" (serial form)
Context triple: [The National Era, firstPublicationOf, "Uncle Tom's Cabin" (serial form)]

• A. A Key to Uncle Tom's Cabin
  A Key to Uncle Tom's Cabin is Harriet Beecher Stowe’s nonfiction companion volume to her novel Uncle Tom’s Cabin, compiling documents and testimonies to defend the book’s portrayal of slavery as factually accurate.
• B. Uncle Tom's Cabin chosen
  Uncle Tom's Cabin is an 1852 anti-slavery novel that powerfully influenced public opinion in the United States and abroad in the years leading up to the American Civil War.
• C. Désirée’s Baby
  Désirée’s Baby is a short story by Kate Chopin that explores themes of race, identity, and tragic irony in antebellum Louisiana.
• D. A Ride for Liberty – The Fugitive Slaves
  A Ride for Liberty – The Fugitive Slaves is a mid-19th-century painting by American artist Eastman Johnson that dramatically depicts an enslaved family fleeing to Union lines during the Civil War.
• E. Dred: A Tale of the Great Dismal Swamp
  "Dred: A Tale of the Great Dismal Swamp" is an 1856 anti-slavery novel by Harriet Beecher Stowe that explores resistance to slavery through the story of fugitive slaves living in the Great Dismal Swamp.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: firstPublicationOf
Context triple: [The National Era, firstPublicationOf, "Uncle Tom's Cabin" (serial form)]

• A. initialPublication
  Indicates the relationship in which a work is first formally published or made publicly available.
• B. firstPublisher
  Indicates that an entity is the original or earliest publisher of another entity (such as a work, edition, or resource).
• C. placeOfFirstPublication
  Indicates the location where a work was first published or made publicly available.
• D. firstPublicationPeriod
  Indicates the time span during which something was first published or initially made publicly available.
• E. firstPublicationContext chosen
  Indicates the original context or setting (such as venue, medium, or circumstance) in which something was first published.
• F. None of above.