13 0.62109375 0.6689453125 0.751953125 0.658203125
14 0.5068359375 0.291015625 0.341796875 0.40625
15 0.8603515625 0.326171875 0.087890625 0.1279296875
15 0.9453125 0.3291015625 0.0830078125 0.1337890625
15 0.9228515625 0.1279296875 0.1337890625 0.1318359375