pair,contact1,contact2,flow1,flow2 1idh_A_,1,16,1,1 1idh_A_,3,23,1,1 1idh_A_,3,66,1,1 1idh_A_,4,25,1,1 1idh_A_,7,9,1,1 1idh_A_,14,15,1,1 1idh_A_,16,18,1,1 1idh_A_,18,44,1,1 1idh_A_,19,21,1,1 1idh_A_,19,44,1,1 1idh_A_,20,21,1,1 1idh_A_,22,44,1,1 1idh_A_,23,24,1,1 1idh_A_,23,44,1,1 1idh_A_,23,60,1,1 1idh_A_,25,41,1,1 1idh_A_,25,60,1,1 1idh_A_,27,56,1,1 1idh_A_,29,36,1,1 1idh_A_,31,33,1,1 1idh_A_,41,66,1,1 1idh_A_,68,73,1,1