nb5-6 5 0 0 0 0 0 0 0 0 0 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ne5-6
nb3_sb5-6 5 0 0 0 0 0 ne3 3_nb4-7_sb3 3 3 7 0 0 0 0 0 0 0 0 ne4-7 4_nb1-2_sb4-7 4 4_7 0 6_ne1-2 1_nb1-2 0 7 0 0 ne1-2_se3_se4-7_se5-6
