pair,contact1,contact2,flow1,flow2 8flu_P_,2,6,1,1 8flu_P_,3,7,1,1 8flu_P_,4,8,1,1 8flu_P_,5,9,1,1 8flu_P_,6,10,1,1 8flu_P_,7,11,1,1 8flu_P_,8,12,1,1 8flu_P_,9,13,1,1 8flu_P_,11,15,1,1 8flu_P_,12,16,1,1 8flu_P_,14,18,1,1 8flu_P_,15,19,1,1 8flu_P_,16,20,1,1 8flu_P_,17,20,1,1 8flu_P_,17,21,1,1 8flu_P_,18,22,1,1 8flu_P_,19,23,1,1 8flu_P_,20,24,1,1 8flu_P_,21,25,1,1 8flu_P_,22,26,1,1 8flu_P_,23,27,1,1 8flu_P_,24,28,1,1 8flu_P_,25,29,1,1 8flu_P_,26,30,1,1 8flu_P_,27,31,1,1 8flu_P_,28,32,1,1