17 0.177734375 0.8271484375 0.35546875 0.314453125
8 0.5556640625 0.775390625 0.287109375 0.412109375
15 0.8447265625 0.5107421875 0.310546875 0.689453125
15 0.822265625 0.8740234375 0.30859375 0.251953125