Complex sentence: Together with other Middle Archaic sites in Louisiana and Florida, Watson Brake shows the development of complex societies among hunter-gatherer peoples, who occupied the site seasonally but were capable of planning and organizing complex monumental construction over a period of several hundred years.
Split into simpler sentences: Together with other Middle Archaic sites in Louisiana and Florida, Watson Brake shows the development of complex societies among hunter-gatherer peoples. They occupied the site only on a seasonal basis, but but were capable of planning and organizing complex monumental construction over a period of several hundred years.