pair,contact1,contact2,flow1,flow2 6wdh_B_,8,12,1,1 6wdh_B_,9,13,1,1 6wdh_B_,10,14,1,1 6wdh_B_,12,15,1,1 6wdh_B_,12,16,1,1 6wdh_B_,14,17,1,1 6wdh_B_,24,25,1,1 6wdh_B_,24,26,1,1 6wdh_B_,28,37,1,1 6wdh_B_,29,37,1,1 6wdh_B_,30,32,1,1 6wdh_B_,30,33,1,1 6wdh_B_,33,35,1,1 6wdh_B_,37,38,1,1 6wdh_B_,38,41,1,1 6wdh_B_,39,41,1,1 6wdh_B_,43,46,1,1 6wdh_B_,43,47,1,1 6wdh_B_,48,51,1,1