pair,contact1,contact2,flow1,flow2 8khf_M_,2,5,1,1 8khf_M_,7,11,1,1 8khf_M_,8,12,1,1 8khf_M_,9,13,1,1 8khf_M_,10,14,1,1 8khf_M_,11,15,1,1 8khf_M_,12,18,1,1 8khf_M_,15,18,1,1 8khf_M_,20,22,1,1 8khf_M_,21,24,1,1 8khf_M_,21,25,1,1 8khf_M_,27,30,1,1 8khf_M_,33,36,1,1