pair,contact1,contact2,flow1,flow2 3bs1_A_,2,4,1,1 3bs1_A_,2,5,1,1 3bs1_A_,2,20,1,1 3bs1_A_,6,21,1,1 3bs1_A_,8,19,1,1 3bs1_A_,9,16,1,1 3bs1_A_,10,17,1,1 3bs1_A_,12,15,1,1 3bs1_A_,12,46,1,1 3bs1_A_,20,23,1,1 3bs1_A_,21,24,1,1 3bs1_A_,21,71,1,1 3bs1_A_,22,60,1,1 3bs1_A_,22,71,1,1 3bs1_A_,22,73,1,1 3bs1_A_,22,74,1,1 3bs1_A_,23,41,1,1 3bs1_A_,24,71,1,1 3bs1_A_,24,74,1,1 3bs1_A_,25,39,1,1 3bs1_A_,25,71,1,1 3bs1_A_,26,39,1,1 3bs1_A_,27,69,1,1 3bs1_A_,28,37,1,1 3bs1_A_,28,39,1,1 3bs1_A_,29,67,1,1 3bs1_A_,30,32,1,1 3bs1_A_,30,35,1,1 3bs1_A_,30,46,1,1 3bs1_A_,32,35,1,1 3bs1_A_,32,46,1,1 3bs1_A_,33,35,1,1 3bs1_A_,36,47,1,1 3bs1_A_,38,45,1,1 3bs1_A_,39,91,1,1 3bs1_A_,40,43,1,1 3bs1_A_,41,89,1,1 3bs1_A_,42,43,1,1 3bs1_A_,50,53,1,1 3bs1_A_,50,54,1,1 3bs1_A_,51,55,1,1 3bs1_A_,52,55,1,1 3bs1_A_,52,56,1,1 3bs1_A_,53,56,1,1 3bs1_A_,54,57,1,1 3bs1_A_,58,60,1,1 3bs1_A_,58,61,1,1 3bs1_A_,59,72,1,1 3bs1_A_,60,72,1,1 3bs1_A_,62,70,1,1 3bs1_A_,63,65,1,1 3bs1_A_,63,66,1,1 3bs1_A_,63,99,1,1 3bs1_A_,64,68,1,1 3bs1_A_,64,94,1,1 3bs1_A_,64,96,1,1 3bs1_A_,65,67,1,1 3bs1_A_,65,68,1,1 3bs1_A_,71,73,1,1 3bs1_A_,71,74,1,1 3bs1_A_,72,75,1,1 3bs1_A_,72,102,1,1 3bs1_A_,72,103,1,1 3bs1_A_,74,88,1,1 3bs1_A_,76,86,1,1 3bs1_A_,77,86,1,1 3bs1_A_,79,82,1,1 3bs1_A_,79,84,1,1 3bs1_A_,83,95,1,1 3bs1_A_,85,93,1,1 3bs1_A_,87,90,1,1 3bs1_A_,87,91,1,1 3bs1_A_,89,91,1,1 3bs1_A_,92,94,1,1 3bs1_A_,96,99,1,1 3bs1_A_,96,100,1,1 3bs1_A_,99,102,1,1 3bs1_A_,100,103,1,1