19 0.4765625 0.5791015625 0.7216796875 0.61328125
15 0.912109375 0.6103515625 0.171875 0.5439453125
15 0.107421875 0.4560546875 0.2138671875 0.5654296875
4 0.8583984375 0.9150390625 0.0439453125 0.1650390625