0 0.6828125 0.4890625 0.2859375 0.1390625
0 0.6234375 0.3640625 0.11875 0.0734375
0 0.2859375 0.35546875 0.1921875 0.0921875
0 0.3671875 0.61640625 0.3953125 0.36875