8_nb1_nb18_nb2_nb21_nb28_nb4_nb7-8-9-10 0 0 0 0 0 0 0 9 0 0 28 0 0 0 0 0 0 0 0 ne1 1_sb1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ne2_se1 2_nb2 0 28 0 0 0 0 0 0 0 0 0 0 ne2_ne4
nb5_sb4 0 0 0 0 0 0 0 0 0 0 0 0 0 ne5 5_nb6_sb5 0 0 0 0 10_ne6 6_sb6 6 6 28_6 0 0 0 0 ne7-8-9-10_se4_se5_se6
8_sb7-8-9-10 10_28 0 0 0 0 9 0 10 ne18_se7-8-9-10
nb11_nb12_nb13_nb17_nb18_ne11 11_sb11 ne12_se11 17_28_nb12 0 0 17 13_ne12_ne13 13_sb13_sb14 13_14_se14 nb14 0 28 0 17 0 17 17 0 0 17 ne14_ne17_se13
nb17_sb15 0 0 0 0 0 0 15_28_se15 nb15_nb16 0 28 0 17 17 0 17_ne16 16_nb16 0 0 17 ne15_ne16_ne17_ne18_ne21
nb19-20_nb21 20_28 20 0 0 0 20 0 0 0 0 0 ne19-20 19_nb19-20 0 0 28 0 0 0 0 0 20 20 ne19-20_ne21_ne28
nb25-27_nb28 28 0 0 0 27 27 27 ne25-27 25_nb25-27_sb23-24 0 28 24_27 24 24 24 0 0 0 se23-24 23_nb23-24_sb22 0 22_28_se22 nb22 0 0 28 0 0 0 0 ne22_ne23-24_ne25-27_ne28
