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: Reconstruction era United States | Statement: [Alta California, historicalPeriod, Reconstruction era United States]

Target entity: Reconstruction era United States
Context triple: [Alta California, historicalPeriod, Reconstruction era United States]

• A. Reconstruction era chosen
  The Reconstruction era was the period following the American Civil War when the United States attempted to reintegrate the seceded Southern states and redefine the legal and social status of formerly enslaved people.
• B. Early Republic of the United States
  The Early Republic of the United States was the formative period from the 1790s to the 1820s when the new nation established its political institutions, financial system, and party politics under the Constitution following the American Revolution.
• C. Antebellum period
  The Antebellum period was the era in United States history between the War of 1812 and the Civil War, marked by rapid expansion, intensifying sectional conflict over slavery, and significant social and political change.
• D. The National Era
  The National Era was a 19th-century American abolitionist newspaper best known as the original serial publisher of Harriet Beecher Stowe's "Uncle Tom's Cabin."
• E. Reconstruction Amendments
  The Reconstruction Amendments are a group of post–Civil War U.S. constitutional amendments that abolished slavery, defined citizenship and equal protection, and expanded civil and voting rights, particularly for formerly enslaved people.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.