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: London Protocol (1830) | Statement: [Treaty of London (1827), precedes, London Protocol (1830)]

Target entity: London Protocol (1830)
Context triple: [Treaty of London (1827), precedes, London Protocol (1830)]

• A. London Protocol of 1830 chosen
  The London Protocol of 1830 was an international agreement by the Great Powers that recognized Greece as an independent state following the Greek War of Independence.
• B. London Protocol of 1852
  The London Protocol of 1852 was an international agreement in which the European great powers recognized the integrity of the Danish monarchy and its succession arrangements, setting the stage for later tensions that led to the Second Schleswig War.
• C. Treaty of Constantinople of 1832
  The Treaty of Constantinople of 1832 was the international agreement that formally recognized Greece as an independent kingdom, ending Ottoman sovereignty over the newly established Greek state.
• D. Treaty of London (1831)
  The Treaty of London (1831) was the international agreement by the major European powers that recognized Belgium as an independent and neutral state following its secession from the Netherlands.
• E. Treaty of London (1861)
  The Treaty of London (1861) was an agreement between Britain, France, and Spain to jointly intervene in Mexico to secure repayment of debts, which ultimately paved the way for France’s deeper military involvement and the establishment of the Second Mexican Empire.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.