pair,contact1,contact2,flow1,flow2 8fkg_D_,1,4,1,1 8fkg_D_,1,5,1,1 8fkg_D_,2,6,1,1 8fkg_D_,3,7,1,1 8fkg_D_,4,8,1,1 8fkg_D_,5,9,1,1 8fkg_D_,6,10,1,1 8fkg_D_,7,11,1,1 8fkg_D_,8,12,1,1 8fkg_D_,10,13,1,1