pair,contact1,contact2,flow1,flow2 1bwu_D_,1,17,1,1 1bwu_D_,2,89,1,1 1bwu_D_,4,87,1,1 1bwu_D_,6,85,1,1 1bwu_D_,9,14,1,1 1bwu_D_,10,55,1,1 1bwu_D_,11,14,1,1 1bwu_D_,13,25,1,1 1bwu_D_,14,25,1,1 1bwu_D_,15,17,1,1 1bwu_D_,16,23,1,1 1bwu_D_,17,22,1,1 1bwu_D_,18,21,1,1 1bwu_D_,19,91,1,1 1bwu_D_,22,34,1,1 1bwu_D_,24,32,1,1 1bwu_D_,26,30,1,1 1bwu_D_,26,34,1,1 1bwu_D_,27,51,1,1 1bwu_D_,27,52,1,1 1bwu_D_,28,30,1,1 1bwu_D_,29,50,1,1 1bwu_D_,30,42,1,1 1bwu_D_,31,43,1,1 1bwu_D_,33,40,1,1 1bwu_D_,33,41,1,1 1bwu_D_,35,38,1,1 1bwu_D_,42,44,1,1 1bwu_D_,53,66,1,1 1bwu_D_,53,67,1,1 1bwu_D_,54,66,1,1 1bwu_D_,56,64,1,1 1bwu_D_,58,61,1,1 1bwu_D_,58,62,1,1 1bwu_D_,59,82,1,1 1bwu_D_,59,83,1,1 1bwu_D_,60,62,1,1 1bwu_D_,60,80,1,1 1bwu_D_,60,81,1,1 1bwu_D_,61,78,1,1 1bwu_D_,63,76,1,1 1bwu_D_,65,73,1,1 1bwu_D_,65,74,1,1 1bwu_D_,67,70,1,1 1bwu_D_,67,71,1,1 1bwu_D_,76,78,1,1 1bwu_D_,81,85,1,1 1bwu_D_,84,100,1,1 1bwu_D_,86,98,1,1 1bwu_D_,88,96,1,1 1bwu_D_,90,92,1,1 1bwu_D_,90,93,1,1 1bwu_D_,90,94,1,1 1bwu_D_,90,98,1,1 1bwu_D_,104,106,1,1 1bwu_D_,105,107,1,1