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: Boris Yeltsin | Statement: [President of the Russian Soviet Federative Socialist Republic, onlyOfficeHolder, Boris Yeltsin]

Target entity: Boris Yeltsin
Context triple: [President of the Russian Soviet Federative Socialist Republic, onlyOfficeHolder, Boris Yeltsin]

• A. Boris Yeltsin chosen
  Boris Yeltsin was the first President of the Russian Federation, known for his pivotal role in opposing the August 1991 Soviet coup attempt and overseeing Russia’s transition from Soviet rule.
• B. Mikhail Gorbachev
  Mikhail Gorbachev was the last leader of the Soviet Union, known for his reform policies of perestroika and glasnost that helped end the Cold War and ultimately led to the dissolution of the USSR.
• C. Nikolai Ryzhkov
  Nikolai Ryzhkov is a Soviet statesman and politician who served as the last full-term head of government of the Soviet Union during the late 1980s under Mikhail Gorbachev.
• D. Viktor Chernomyrdin
  Viktor Chernomyrdin was a Russian politician and longtime gas industry executive who served as prime minister of Russia during the turbulent post-Soviet transition of the 1990s.
• E. Yegor Gaidar
  Yegor Gaidar was a Russian economist and politician best known as the architect of Russia’s post-Soviet “shock therapy” economic reforms and as acting prime minister in the early 1990s.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: onlyOfficeHolder
Context triple: [President of the Russian Soviet Federative Socialist Republic, onlyOfficeHolder, Boris Yeltsin]

• A. officeHeldTogetherWith
  Indicates that two or more individuals simultaneously held the same office or position during an overlapping period.
• B. officeInvolved
  Indicates that a particular office or organizational unit is involved or participates in a specified event, action, or relationship.
• C. officeHoldsSuccession
  Indicates that one office or position is designated to succeed or follow another in an official line of succession.
• D. supportsOfficeHolder
  Indicates that one entity backs, endorses, or provides assistance to a person currently holding a particular office or position.
• E. officeHolderIs chosen
  Indicates that one entity serves as the office holder (e.g., official or position occupant) of another entity, such as an office, role, or institution.
• F. None of above.