Complex sentence: Many Japanese RINGS stars, including Masayuki Naruse, Wataru Sakata and Hiroyuki Ito, made the transition back into puroresu, the MMA promotion ZST was founded in November 2002 to accommodate former Japanese RINGS fighters who remained competitors in mixed martial arts.
Split into simpler sentences: Many Japanese RINGS stars, including Masayuki Naruse, Wataru Sakata and Hiroyuki Ito, made the transition back into puroresu. The MMA promotion ZST was founded in November 2002 to accommodate former Japanese RINGS fighters who remained competitors in mixed martial arts.