Original: In Pride events held in the United States, NSAC Unified MMA rules were used:  non-title matches consisted of three five-minute rounds and title matches consisted of five five-minute rounds, both with 60-second intermissions between rounds.
Simplified: In PRIDE US events, NSAC Unified MMA rules were used, with non-title matches consisting of three five minute rounds and title matches of 5 five minute rounds both having 60 second intermissions between rounds.