b0806 b1257 b1258 b1259
b0806 0 282.828569985424 248.485412046663 68.585712797929
b1257 282.828569985424 0 3.60555127546399 15.0996688705415
b1258 248.485412046663 3.60555127546399 0 1
b1259 68.585712797929 15.0996688705415 1 0