Complex sentence: The first public screening of a motion picture was in 1896; a 1900 documentary is the oldest surviving New Zealand film-and the first feature film made in New Zealand premiered in 1914.
Split into simpler sentences: The first public screening of a motion picture took place in 1896. A documentary made in 1900 is the oldest surviving New Zealand film, while the first feature film made in New Zealand premiered in 1914.