Complex sentence: The idea was first developed in Venice several hundred years ealier, where ships were produced using pre-manufactured parts, assembly lines, and mass production; the Venice Arsenal apparently produced nearly one ship every day, in what was effectively the world's first factory.
Split into simpler sentences: The idea was first developed in Venice several hundred years ealier, where ships were produced using pre-manufactured parts, assembly lines, and mass production. The Venice Arsenal apparently produced nearly one ship every day, in what was effectively the world's first factory.