pair,contact1,contact2,flow1,flow2 6pss_N_,5,9,1,1 6pss_N_,6,9,1,1 6pss_N_,6,10,1,1 6pss_N_,7,11,1,1 6pss_N_,8,12,1,1 6pss_N_,9,13,1,1 6pss_N_,10,14,1,1 6pss_N_,11,15,1,1 6pss_N_,12,15,1,1 6pss_N_,12,16,1,1 6pss_N_,13,17,1,1 6pss_N_,14,18,1,1 6pss_N_,15,19,1,1 6pss_N_,16,20,1,1 6pss_N_,17,21,1,1 6pss_N_,18,22,1,1 6pss_N_,19,23,1,1 6pss_N_,20,24,1,1 6pss_N_,22,25,1,1 6pss_N_,31,33,1,1 6pss_N_,36,40,1,1 6pss_N_,36,41,1,1 6pss_N_,37,55,1,1 6pss_N_,43,48,1,1 6pss_N_,44,47,1,1 6pss_N_,44,48,1,1 6pss_N_,45,49,1,1 6pss_N_,46,50,1,1 6pss_N_,47,51,1,1 6pss_N_,57,61,1,1 6pss_N_,58,62,1,1 6pss_N_,59,63,1,1 6pss_N_,60,64,1,1 6pss_N_,61,65,1,1 6pss_N_,62,66,1,1 6pss_N_,63,67,1,1 6pss_N_,64,68,1,1