pair,contact1,contact2,flow1,flow2 6wdf_B_,8,10,1,1 6wdf_B_,8,12,1,1 6wdf_B_,9,13,1,1 6wdf_B_,10,14,1,1 6wdf_B_,11,15,1,1 6wdf_B_,13,16,1,1 6wdf_B_,24,25,1,1 6wdf_B_,28,29,1,1 6wdf_B_,28,37,1,1 6wdf_B_,28,39,1,1 6wdf_B_,30,32,1,1 6wdf_B_,30,34,1,1 6wdf_B_,32,50,1,1 6wdf_B_,33,35,1,1 6wdf_B_,35,44,1,1 6wdf_B_,37,38,1,1 6wdf_B_,38,41,1,1 6wdf_B_,39,41,1,1 6wdf_B_,43,47,1,1 6wdf_B_,46,53,1,1 6wdf_B_,48,51,1,1 6wdf_B_,51,53,1,1 6wdf_B_,52,56,1,1