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: Tokyo Metro Tozai Line | Statement: [Nihombashi district, transportAccess, Tokyo Metro Tozai Line]

Target entity: Tokyo Metro Tozai Line
Context triple: [Nihombashi district, transportAccess, Tokyo Metro Tozai Line]

• A. Tokyo Metro Tozai Line chosen
  The Tokyo Metro Tozai Line is a major east–west subway line in Tokyo that connects central business districts with residential suburbs and offers through-services onto several private railway lines.
• B. Tokyo Metro Marunouchi Line
  The Tokyo Metro Marunouchi Line is one of Tokyo’s main subway lines, running in a loop-like route through central districts and connecting major hubs such as Shinjuku, Tokyo, and Ikebukuro.
• C. Tokyu Den-en-toshi Line
  Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
• D. Tokyo Metro Yurakuchō Line
  The Tokyo Metro Yurakuchō Line is a major Tokyo subway line running east–west across the city, connecting central business districts with residential areas and key transit hubs.
• E. Tokyo Metro Fukutoshin Line
  The Tokyo Metro Fukutoshin Line is a major Tokyo subway line running north–south through central and suburban areas, connecting key hubs such as Shibuya with other important districts.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.