nb6-7-8_sb1 0 1_se1 nb1_nb2_nb3 0 8 0 0 0 0 0 0 0 0 ne2 2_sb2 0 0 ne3_se2 nb3 0 8 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 0 0 0 0 0 0 ne1_ne3_ne6-7-8
nb5_sb6-7-8 0 0 0 0 0 0 0 0 0 0 7 8 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ne5
nb4_sb5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ne4 4_sb4 4 4 0 0 0 0 0 0 0 0 0 se4_se5_se6-7-8
