b0913 b0914 b0915 b0916
b0913 0 2392.13043122653 617.67062420031 72.6636084983398
b0914 2392.13043122653 0 6.70820393249937 335.751396125169
b0915 617.67062420031 6.70820393249937 0 520.94913379331
b0916 72.6636084983398 335.751396125169 520.94913379331 0