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: Treaty of Saint Petersburg (1875) | Statement: [Sakhalin Island, historicalTreaty, Treaty of Saint Petersburg (1875)]

Target entity: Treaty of Saint Petersburg (1875)
Context triple: [Sakhalin Island, historicalTreaty, Treaty of Saint Petersburg (1875)]

• A. Treaty of Saint Petersburg 1875 chosen
  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.
• B. Treaty of Constantinople (1897)
  The Treaty of Constantinople (1897) was the peace agreement that ended the Greco-Turkish War of 1897, imposing territorial and financial concessions on Greece while confirming Ottoman control over Crete under international oversight.
• C. Treaty of Paris (1856)
  The Treaty of Paris (1856) was the peace agreement that ended the Crimean War, reshaped the balance of power in Europe, and neutralized the Black Sea to limit Russian naval influence.
• D. 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.
• E. Treaty of San Stefano
  The Treaty of San Stefano was an 1878 peace agreement between Russia and the Ottoman Empire that ended the Russo-Turkish War and significantly redrew the map of the Balkans and parts of the Caucasus.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.