sentences:  In 2008 the ACA Trophy, which had been a 40 over knockout tournament, and which had been geographically split since 2002 was replaced with a 20 overs competition, with a development remit.The ACA Open League is a single innings league, and in 2006 was split into two parallel conferences (Austrian Conference and National Conference) to allow more teams to enter the league.The top three teams of each conference qualified for the Super Sixes stage, with the top two contesting a final to decide the Open League Champions.