21_22_nb20-21-22-23_sb1 21 0 0 0 1_se1 nb1_nb2_nb3 0 0 0 0 0 0 0 0 0 0 0 0 ne2 2_sb2 0 0 0 0 2_ne3_se2 nb3 0 0 0 0 0 0 ne1_ne20-21-22-23_ne3
21_nb17-18-19_sb14_sb20-21-22-23 21 21 0 21 21 21 21 21 14_se14 nb14_nb15_nb16 18 0 0 0 ne15 15_sb15 0 ne16_se15 nb16 0 0 0 0 0 0 0 0 0 0 ne14_ne16_ne17-18-19
10_18_9_nb10_nb11-12_nb13_nb8_nb9_sb17-18-19 0 0 0 11_8 0 0 9 0 0 0 0 0 0 0 0 0 0 0 ne8 11_8_sb8 0 0 0 0 0 0 10_18_9 ne10_ne11-12_ne9_se8
nb10_nb11-12_nb9 0 0 0 10_18_9 10_9 0 0 0 0 0 0 0 0 0 0 ne10_ne11-12_ne9
10_18_9_nb10_nb11-12_nb9 0 0 0 10 10 ne10_ne11-12_ne9 11_nb10_nb11-12_nb9 10_18_9 0 0 0 0 0 ne10_ne11-12_ne13_ne9
22_nb6_nb7_sb13_sb5 0 18 0 0 0 ne6 5_6_sb6 0 se5_se6 nb5 0 0 0 0 0 0 0 0 0 0 0 0 ne5_ne7
nb7_sb4 4_se4 nb4 0 0 0 0 0 0 0 0 0 0 0 ne4_ne7_se13_se17-18-19_se20-21-22-23
