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: London Underground diagram | Statement: [Richmond branch of the District line, mapRepresentation, London Underground diagram]

Target entity: London Underground diagram
Context triple: [Richmond branch of the District line, mapRepresentation, London Underground diagram]

• A. London Underground chosen
  The London Underground is a rapid transit system serving Greater London and surrounding areas, famous as one of the world's oldest and most extensive metro networks.
• B. sub-surface lines of London Underground
  The sub-surface lines of the London Underground are a group of wider, shallower-bored routes—such as the Circle, District, Hammersmith & City, and Metropolitan lines—operated with larger trains and serving many of the network’s central and inner-suburban corridors.
• C. London Overground
  London Overground is a suburban rail network in London that connects outer districts and some central hubs using a mix of newly built and former National Rail lines, integrated into the city’s public transport system.
• D. London public transport network
  The London public transport network is an integrated system of buses, trains, trams, and other services that enables urban and suburban travel across Greater London and its surrounding areas.
• E. London Underground District line
  The London Underground District line is a major Tube line in London running from the western suburbs through central London to the east, serving numerous key residential and commercial areas.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.