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: Vienna U-Bahn | Statement: [Vienna U1 line, system, Vienna U-Bahn]

Target entity: Vienna U-Bahn
Context triple: [Vienna U1 line, system, Vienna U-Bahn]

• A. Vienna Stadtbahn
  The Vienna Stadtbahn was a historic urban rail network in Vienna, Austria, designed in the late 19th century (with notable contributions by architect Otto Wagner), parts of which were later integrated into the city’s modern U-Bahn and S-Bahn systems.
• B. Vienna S-Bahn
  The Vienna S-Bahn is a suburban rail network serving Vienna and its surrounding regions, providing frequent commuter connections that integrate with the city’s public transport system.
• C. Vienna U-Bahn network chosen
  The Vienna U-Bahn network is the rapid transit system serving Austria’s capital, consisting of multiple underground lines that form the backbone of public transportation in Vienna.
• D. Vienna U4 metro line
  The Vienna U4 metro line is one of the main rapid transit lines in Vienna, running roughly along the Wien River and connecting key districts and transport hubs across the city.
• E. Vienna U3 line
  The Vienna U3 line is a major east–west underground metro line in Vienna’s U-Bahn network, connecting key central and outer districts across the city.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.