20_21_nb19-20-21-22_nb4_nb6_sb1 20_21 0 0 0 0 0 0 0 0 0 0 1_6 se1 nb1_nb2 21 0 0 0 0 6 0 0 0 0 0 0 ne2 2_sb2 20_21 20_21 0 0 0 0 0 21 0 0 0 0 0 ne1_ne19-20-21-22_se2
20_21_24_nb16-23-24_nb17-18_sb19-20-21-22 20_21_24 6 0 ne16-23-24 14_16_sb14_sb16-23-24_se14 nb14_nb15 24 6 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ne15 15_sb15 0 0 0 0 0 0 0 ne14_ne17-18_se15_se16-23-24
17_nb11-12_nb13_nb9_sb17-18 17 0 0 0 0 0 0 0 6 0 0 ne9 sb9 9 9 12_9 0 0 0 0 0 0 0 0 11 11 0 0 0 0 0 21 0 0 ne11-12_se9
11_nb10_sb11-12 11 6 12 21 0 0 0 0 0 0 0 ne10 10_sb10 0 0 0 0 10 ne13_se10_se11-12
nb13_nb7_nb8 0 13 13 0 0 0 0 0 0 0 ne7 7_sb7 0 6 0 0 ne8_se7 8_sb8 0 0 0 ne13_ne6_se17-18_se19-20-21-22_se8
nb5_sb6 0 0 0 0 0 0 0 0 0 0 0 0 6 0 0 0 0 ne5 5_sb5 5 5 0 0 ne4_se5_se6
nb3_sb4 0 0 0 0 0 0 0 0 0 0 0 0 ne3 3_sb3 0 0 0 0 0 0 0 0 0 se3_se4
