20_9_nb10-8-9_nb11-12_nb19-20-21_sb1 20_9 20_9 20_9 1_se1 nb1_nb2 0 0 0 0 0 0 0 21 21_ne2 sb2 12 12 0 0 2 10_2_21 21 21 0 0 0 0 0 0 0 0 0 0 12 12 0 0 0 0 0 0 0 0 ne1_ne10-8-9_se2
20_9_sb10-8-9_sb6 20_9 6_se6 nb6_nb7 0 0 0 ne7 7_sb5_sb7 7 5_7_se5 nb4_nb5 0 0 21 0 0 0 0 0 0 0 0 0 0 0 0 0 ne4 4_nb3_sb4 4 4 0 0 0 0 ne3 3_sb3 0 0 0 0 0 0 ne19-20-21_ne5_ne6_se10-8-9_se3_se4_se7
17_20_nb17-18_sb16_sb19-20-21 17_20 16_se16 nb16_nb23-15 0 0 0 0 0 0 0 18 18_21 0 0 18 18 18 ne23-15 15_nb23-15 23 0 0 23 0 0 ne16_ne17-18_ne23-15
sb14_sb17-18 18 18 0 14 0 18 0 0 21 18_21 se14 17_20_nb13_nb14 17_20 0 0 0 18_ne13 sb13 13 13 13 0 18 0 0 18 18_21 18_21 0 0 0 0 ne11-12_ne14_se13_se17-18_se19-20-21
12_sb11-12 0 0 12 12 0 0 0 0 0 0 0 0 0 0 0 12 12 0 0 0 0 0 0 0 0 0 0 0 0 se11-12
