pair,contact1,contact2,flow1,flow2 6kf4_P_,1,10,1,1 6kf4_P_,3,29,1,1 6kf4_P_,4,7,1,1 6kf4_P_,4,8,1,1 6kf4_P_,5,23,1,1 6kf4_P_,7,20,1,1 6kf4_P_,7,23,1,1 6kf4_P_,17,26,1,1 6kf4_P_,20,25,1,1 6kf4_P_,23,25,1,1