pair,contact1,contact2,flow1,flow2 3ibw_A_,3,50,1,1 3ibw_A_,5,48,1,1 3ibw_A_,6,74,1,1 3ibw_A_,7,47,1,1 3ibw_A_,8,46,1,1 3ibw_A_,8,72,1,1 3ibw_A_,9,45,1,1 3ibw_A_,10,69,1,1 3ibw_A_,10,70,1,1 3ibw_A_,11,43,1,1 3ibw_A_,12,67,1,1 3ibw_A_,13,41,1,1 3ibw_A_,16,19,1,1 3ibw_A_,17,21,1,1 3ibw_A_,18,22,1,1 3ibw_A_,19,23,1,1 3ibw_A_,20,24,1,1 3ibw_A_,21,25,1,1 3ibw_A_,22,25,1,1 3ibw_A_,22,26,1,1 3ibw_A_,24,27,1,1 3ibw_A_,28,55,1,1 3ibw_A_,30,32,1,1 3ibw_A_,30,49,1,1 3ibw_A_,31,32,1,1 3ibw_A_,35,46,1,1 3ibw_A_,37,44,1,1 3ibw_A_,39,42,1,1 3ibw_A_,52,55,1,1 3ibw_A_,52,56,1,1 3ibw_A_,53,57,1,1 3ibw_A_,54,58,1,1 3ibw_A_,55,58,1,1 3ibw_A_,55,59,1,1 3ibw_A_,58,61,1,1 3ibw_A_,59,62,1,1 3ibw_A_,60,63,1,1 3ibw_A_,60,64,1,1 3ibw_A_,62,65,1,1 3ibw_A_,63,71,1,1 3ibw_A_,65,68,1,1