pair,contact1,contact2,flow1,flow2 8h6k_2f_,6,9,1,1 8h6k_2f_,7,10,1,1 8h6k_2f_,9,12,1,1 8h6k_2f_,11,28,1,1 8h6k_2f_,12,28,1,1 8h6k_2f_,13,65,1,1 8h6k_2f_,14,26,1,1 8h6k_2f_,15,63,1,1 8h6k_2f_,16,24,1,1 8h6k_2f_,17,60,1,1 8h6k_2f_,17,61,1,1 8h6k_2f_,18,22,1,1 8h6k_2f_,19,58,1,1 8h6k_2f_,23,45,1,1 8h6k_2f_,25,43,1,1 8h6k_2f_,27,40,1,1 8h6k_2f_,29,38,1,1 8h6k_2f_,30,38,1,1 8h6k_2f_,32,35,1,1 8h6k_2f_,32,36,1,1 8h6k_2f_,37,54,1,1 8h6k_2f_,39,52,1,1 8h6k_2f_,42,49,1,1 8h6k_2f_,42,50,1,1 8h6k_2f_,44,47,1,1 8h6k_2f_,55,58,1,1 8h6k_2f_,56,59,1,1