pair,contact1,contact2,flow1,flow2 1bwu_A_,1,17,1,1 1bwu_A_,2,89,1,1 1bwu_A_,4,87,1,1 1bwu_A_,5,8,1,1 1bwu_A_,6,58,1,1 1bwu_A_,7,57,1,1 1bwu_A_,7,59,1,1 1bwu_A_,8,57,1,1 1bwu_A_,10,55,1,1 1bwu_A_,11,14,1,1 1bwu_A_,13,25,1,1 1bwu_A_,14,25,1,1 1bwu_A_,15,22,1,1 1bwu_A_,16,23,1,1 1bwu_A_,19,21,1,1 1bwu_A_,22,34,1,1 1bwu_A_,24,32,1,1 1bwu_A_,26,29,1,1 1bwu_A_,26,34,1,1 1bwu_A_,28,47,1,1 1bwu_A_,30,45,1,1 1bwu_A_,31,43,1,1 1bwu_A_,33,40,1,1 1bwu_A_,33,41,1,1 1bwu_A_,35,38,1,1 1bwu_A_,47,50,1,1 1bwu_A_,50,53,1,1 1bwu_A_,54,66,1,1 1bwu_A_,54,67,1,1 1bwu_A_,56,64,1,1 1bwu_A_,58,61,1,1 1bwu_A_,58,62,1,1 1bwu_A_,58,66,1,1 1bwu_A_,59,83,1,1 1bwu_A_,60,80,1,1 1bwu_A_,61,78,1,1 1bwu_A_,62,76,1,1 1bwu_A_,62,77,1,1 1bwu_A_,62,78,1,1 1bwu_A_,63,76,1,1 1bwu_A_,65,73,1,1 1bwu_A_,65,74,1,1 1bwu_A_,67,69,1,1 1bwu_A_,67,71,1,1 1bwu_A_,76,78,1,1 1bwu_A_,81,85,1,1 1bwu_A_,84,100,1,1 1bwu_A_,84,101,1,1 1bwu_A_,86,98,1,1 1bwu_A_,88,96,1,1 1bwu_A_,90,92,1,1 1bwu_A_,90,93,1,1 1bwu_A_,90,94,1,1 1bwu_A_,90,98,1,1 1bwu_A_,105,106,1,1