nb1_nb18-19-20_nb2_nb6_nb9-10-11-12_sb3 0 19 19 3 0 0 0 ne1 1_sb1 0 0 0 0 1_ne2_se1 nb2 0 0 0 0 0 12 12 12 ne2_se3 nb3 0 0 0 10 0 0 0 ne3_ne6
nb5_sb6 0 0 0 0 0 0 0 ne5
nb4_nb5 0 0 12 12 0 0 19 19 0 0 0 0 ne4 4_nb4 4 0 0 0 0 0 0 0 ne4_ne5_ne9-10-11-12_se6
10_sb7_sb9-10-11-12 7_se7 nb7_nb8 0 11 0 ne8 8_nb8 0 0 12 0 0 ne18-19-20_ne7_ne8_se9-10-11-12
19_nb13-15_nb17_nb27_sb18-19-20 0 0 0 0 0 0 0 0 0 0 0 0 0 ne13-15 13_nb13-15 19 0 0 0 0 0 0 0 ne13-15_ne17
nb14-16_nb17 0 0 0 0 19 0 0 0 0 0 0 0 ne14-16 14_nb14-16 19 0 0 0 0 0 0 0 ne14-16_ne17_ne27
nb23_nb24_nb25-26_sb27 0 0 27 0 0 0 0 0 0 0 ne24 24_sb24 0 0 24_ne23_se24 nb23 ne23_ne25-26 25_nb21_nb22_nb25-26 19 0 27 0 0 0 0 ne22 22_sb22 0 0 22_ne21_se22 nb21 ne21_ne25-26_se18-19-20_se27
