16_nb15-16-17-18_nb3-4-5_sb1 0 0 16_4 0 1_se1 nb1 0 0 0 0 0 0 17 17 0 18 18 0 0 ne1_ne15-16-17-18
16_8_nb12-13_nb14_nb8-9_sb15-16-17-18_sb6 16_8 16 16_5 16_5 13_16_8 6_se6 nb6_nb7 0 0 14 14 0 18 18 ne7 7_sb7 7 7_9 0 9 9 9 9 ne6_ne8-9_se7
16_8_sb8-9 8 16_4_8 0 0 9 0 0 0 13_9 0 0 12_14_9 ne12-13_se8-9
nb10_nb11_sb12-13 17 12_14_17 0 0 0 13 0 0 0 ne10 10_sb10 0 0 0 0 10_ne11_se10 nb11 0 0 ne11_ne14_se12-13
sb14 0 14 0 14 14 14 0 18 18 ne3-4-5_se14_se15-16-17-18
4_nb2_sb3-4-5 0 0 0 0 0 5 5 ne2
nb2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 ne2_se3-4-5
