pair,contact1,contact2,flow1,flow2 8p2f_s_,1,36,1,1 8p2f_s_,3,6,1,1 8p2f_s_,3,7,1,1 8p2f_s_,4,8,1,1 8p2f_s_,5,9,1,1 8p2f_s_,11,12,1,1 8p2f_s_,14,16,1,1 8p2f_s_,14,17,1,1 8p2f_s_,17,20,1,1 8p2f_s_,17,21,1,1 8p2f_s_,18,19,1,1 8p2f_s_,18,22,1,1 8p2f_s_,20,23,1,1 8p2f_s_,21,24,1,1 8p2f_s_,21,25,1,1 8p2f_s_,24,32,1,1 8p2f_s_,26,27,1,1 8p2f_s_,26,29,1,1 8p2f_s_,26,30,1,1 8p2f_s_,29,55,1,1 8p2f_s_,33,36,1,1 8p2f_s_,33,37,1,1 8p2f_s_,34,38,1,1 8p2f_s_,34,39,1,1 8p2f_s_,39,44,1,1 8p2f_s_,40,44,1,1 8p2f_s_,41,45,1,1 8p2f_s_,43,47,1,1 8p2f_s_,44,48,1,1 8p2f_s_,45,48,1,1 8p2f_s_,45,49,1,1 8p2f_s_,46,49,1,1 8p2f_s_,46,50,1,1 8p2f_s_,47,51,1,1 8p2f_s_,48,52,1,1 8p2f_s_,49,53,1,1 8p2f_s_,50,54,1,1 8p2f_s_,51,54,1,1 8p2f_s_,51,55,1,1 8p2f_s_,52,56,1,1 8p2f_s_,53,57,1,1 8p2f_s_,54,59,1,1 8p2f_s_,55,58,1,1 8p2f_s_,55,61,1,1