Complex sentence: Although the show was initially renewed for another season, production was delayed because lead actor Andy Whitfield was diagnosed with early-stage non-Hodgkin lymphoma so Starz produced a six-episode prequel mini-series entitled'.
Split into simpler sentences: Although the show was initially renewed for a second season, production was delayed because lead actor Andy Whitfield was diagnosed with early-stage non-Hodgkin lymphoma. Because of the delay, Starz produced a six-episode prequel mini-series entitled'.