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: Congress of Berlin (1878) | Statement: [Bulgarian Question, discussedAt, Congress of Berlin (1878)]

Target entity: Congress of Berlin (1878)
Context triple: [Bulgarian Question, discussedAt, Congress of Berlin (1878)]

• A. Congress of Berlin chosen
  The Congress of Berlin was an 1878 diplomatic meeting of the great European powers that redrew the map of the Balkans and revised the Treaty of San Stefano following the Russo-Turkish War.
• B. Crimean Conference
  The Crimean Conference, commonly known as the Yalta Conference, was a pivotal 1945 World War II meeting where Roosevelt, Churchill, and Stalin negotiated the postwar reorganization of Europe.
• C. Treaty of Berlin 1878
  The Treaty of Berlin of 1878 was an international agreement that revised the Treaty of San Stefano and restructured the Balkans after the Russo-Turkish War, redefining borders and the status of several states in Southeast Europe.
• D. Constantinople Conference (1876–1877)
  The Constantinople Conference (1876–1877) was an international diplomatic meeting of the Great Powers convened in the Ottoman capital to address the Eastern Question and propose reforms in the Balkans following uprisings and Ottoman atrocities, particularly in Bulgaria.
• E. Belgrade Conference
  The Belgrade Conference was the 1961 gathering of leaders from newly independent and developing countries that launched the Non-Aligned Movement during the Cold War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: discussedAt
Context triple: [Bulgarian Question, discussedAt, Congress of Berlin (1878)]

• A. discussedAs
  Indicates that one entity is talked about, treated, or examined in terms of another entity, often as an example, case, or framing concept.
• B. debatedAt chosen
  Indicates that a debate or formal discussion involving the subject took place at the specified location or event.
• C. discussed
  Indicates that one entity talked about, examined, or debated a topic, issue, or other entity with someone else.
• D. debatedWithin
  Indicates that something is discussed or argued about within a particular group, context, or domain.
• E. frequentlyDiscussedIn
  Indicates that a topic, subject, or entity is often the focus of conversation, debate, or mention within a particular context or medium.
• F. None of above.