pair,contact1,contact2,flow1,flow2 8c2s_R_,1,5,1,1 8c2s_R_,2,6,1,1 8c2s_R_,3,7,1,1 8c2s_R_,11,51,1,1 8c2s_R_,11,53,1,1 8c2s_R_,13,53,1,1 8c2s_R_,14,54,1,1 8c2s_R_,16,36,1,1 8c2s_R_,16,37,1,1 8c2s_R_,18,34,1,1 8c2s_R_,20,21,1,1 8c2s_R_,20,29,1,1 8c2s_R_,20,32,1,1 8c2s_R_,21,23,1,1 8c2s_R_,21,25,1,1 8c2s_R_,29,30,1,1 8c2s_R_,29,45,1,1 8c2s_R_,29,48,1,1 8c2s_R_,35,37,1,1 8c2s_R_,42,44,1,1 8c2s_R_,43,52,1,1 8c2s_R_,45,49,1,1 8c2s_R_,45,50,1,1