15 0.85546875 0.6669921875 0.20703125 0.537109375
15 0.626953125 0.69921875 0.21875 0.4921875
15 0.37890625 0.6943359375 0.21875 0.52734375
15 0.140625 0.701171875 0.21484375 0.5234375