Complex sentence: Chūō Shinkansen (中央新幹線) is a proposed maglev line connecting Tokyo, Nagoya, and Osaka, Japan, a culmination of the maglev development since the 1970s, a government funded project initiated by Japan Airlines and the former JNR.
Split into simpler sentences: Chūō Shinkansen (中央新幹線) is a proposed maglev line connecting Tokyo, Nagoya, and Osaka, Japan. It is a culmination of the maglev development since the 1970s, a government funded project initiated by Japan Airlines and the former JNR.