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: Spanish Constitution of 1837 | Statement: [Regent of Spain, legalBasis, Spanish Constitution of 1837]

Target entity: Spanish Constitution of 1837
Context triple: [Regent of Spain, legalBasis, Spanish Constitution of 1837]

• A. Spanish Constitution of 1837 chosen
  The Spanish Constitution of 1837 was a liberal charter that reestablished constitutional monarchy and expanded civil liberties in Spain following the turmoil of the early 19th century.
• B. Cádiz Constitution of 1812
  The Cádiz Constitution of 1812 was a pioneering liberal charter enacted by Spain’s Cortes that established principles of national sovereignty, constitutional monarchy, and civil rights, influencing early 19th-century constitutions across the Spanish-speaking world.
• C. Constitution of 1845 (Spain)
  The Constitution of 1845 (Spain) was a conservative charter enacted under Queen Isabella II that centralized power, reinforced royal authority, and curtailed many of the liberal gains of earlier Spanish constitutions.
• D. Constitution of 1876 (Spain)
  The Constitution of 1876 (Spain) was the foundational legal charter of Spain’s Bourbon Restoration, establishing a constitutional monarchy under Alfonso XII and shaping Spanish political life until the early 20th century.
• E. Spanish Constitution
  The Spanish Constitution is the supreme legal framework of Spain, establishing the country's democratic system, separation of powers, and fundamental rights and freedoms.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.