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: Mayerling incident | Statement: [Mayerling (1968 film), mainSubject, Mayerling incident]

Target entity: Mayerling incident
Context triple: [Mayerling (1968 film), mainSubject, Mayerling incident]

• A. Mayerling incident chosen
  The Mayerling incident was the 1889 apparent murder-suicide at a hunting lodge near Vienna that resulted in the death of Crown Prince Rudolf of Austria and his lover Baroness Mary Vetsera, shocking the Habsburg monarchy and fueling enduring speculation and conspiracy theories.
• B. assassination of Grigori Rasputin
  The assassination of Grigori Rasputin was the 1916 killing of the influential Russian mystic and adviser to the Romanov family by a group of nobles seeking to curb his sway over the imperial court.
• C. Dunera affair
  The Dunera affair was a World War II incident in which over 2,000 mainly Jewish refugees from Nazi Germany were wrongly deported by Britain to internment camps in Australia under harsh and unjust conditions.
• D. Calas affair
  The Calas affair was an 18th-century French legal case involving the wrongful execution of Protestant merchant Jean Calas, which became a symbol of religious intolerance and judicial injustice and inspired Voltaire’s campaign for civil rights and legal reform.
• E. Távora affair
  The Távora affair was an 18th-century political scandal and alleged assassination plot in Portugal that led to the brutal execution of members of the powerful Távora family and strengthened the absolutist rule of the Marquis of Pombal.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.