pair,contact1,contact2,flow1,flow2 7rih_B_,2,4,1,1 7rih_B_,2,29,1,1 7rih_B_,4,27,1,1 7rih_B_,6,14,1,1 7rih_B_,6,15,1,1 7rih_B_,6,27,1,1 7rih_B_,8,22,1,1 7rih_B_,8,25,1,1 7rih_B_,13,16,1,1 7rih_B_,14,17,1,1 7rih_B_,15,18,1,1 7rih_B_,15,20,1,1 7rih_B_,16,19,1,1 7rih_B_,18,29,1,1 7rih_B_,21,28,1,1 7rih_B_,23,26,1,1