A1, A3, A8, B1, B3, B6 and B8 comes from [r=4606647]. A2 and A4 comes from [r=6546539]. A5 and B7 comes from [r=11746500]. A6 comes from [r=8621279]. A7 comes from [r=15198418]. B2, B4 and B5 comes from [r=12665257].