pair,contact1,contact2,flow1,flow2 5xth_AB_,3,6,1,1 5xth_AB_,4,7,1,1 5xth_AB_,8,26,1,1 5xth_AB_,19,20,1,1 5xth_AB_,19,53,1,1 5xth_AB_,29,31,1,1 5xth_AB_,30,33,1,1 5xth_AB_,30,34,1,1 5xth_AB_,49,51,1,1 5xth_AB_,50,51,1,1 5xth_AB_,51,53,1,1