Complex sentence: The cinématographe was a projector, printer, and camera in one machine that allowed moving pictures to be shown successfully on a screen which was invented by history's earliest filmmakers, Auguste and Louis Lumière, in 1894.
Split into simpler sentences: The cinématographe was a projector, printer, and camera in one machine that successfully showed moving pictures on a screen. It was invented by two of history's earliest filmmakers, Auguste and Louis Lumière, in 1894.