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 of 1828 | Statement: [Greek Question in European diplomacy, relatedEvent, London Protocol of 1828]

Target entity: London Protocol of 1828
Context triple: [Greek Question in European diplomacy, relatedEvent, London Protocol of 1828]

• 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 Adrianople (1829)
  The Treaty of Adrianople (1829) was a peace agreement between the Russian Empire and the Ottoman Empire that ended the Russo-Turkish War of 1828–1829, significantly expanding Russian influence in the Balkans and the Black Sea region.
• E. Treaty of Saint Petersburg 1875
  The Treaty of Saint Petersburg (1875) was an agreement between the Russian Empire and Japan in which Russia ceded its claims to the Kuril Islands to Japan in exchange for full sovereignty over Sakhalin.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.