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: Open era | Statement: [Open Era of tennis, alsoKnownAs, Open era]

Target entity: Open era
Context triple: [Open Era of tennis, alsoKnownAs, Open era]

• A. Open Era chosen
  The Open Era is the period in tennis history, beginning in 1968, when major tournaments allowed both amateur and professional players to compete together.
• B. Open Era of tennis
  The Open Era of tennis is the modern period, beginning in 1968, when major tournaments allowed both amateur and professional players to compete together, transforming the sport into a fully professional global circuit.
• C. Legacy era
  The Legacy era is a period in the Star Wars Legends continuity set over a century after the original films, depicting a future galaxy shaped by the descendants of classic characters, a resurgent Sith threat, and the struggles of a new generation of Jedi.
• D. PG Era
  The PG Era is a period in WWE programming characterized by family-friendly content, reduced violence and adult themes, and a focus on broader mainstream appeal.
• E. Modern era
  The Modern era is the historical period characterized by rapid industrialization, scientific and technological advancement, nation-state formation, and profound social and cultural change from roughly the late 18th century to the present.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.