Ключевые слова: blue, business, car, carriage, city, class, comfortable, commuter, compartment, corridor, design, economy, empty, horizontal, hour, indoor, inside, interior, journey, london, metro, modern, nobody, passenger, people, place, public, rail, railroad, railway, row, seat, seats, speed, station, subway, technology, train, transport, transportation, travel, tube, uk, underground, urban, vehicle, voyage, wagon, white, window,