pair,contact1,contact2,flow1,flow2 1b2z_A_,2,21,1,1 1b2z_A_,3,75,1,1 1b2z_A_,3,76,1,1 1b2z_A_,4,7,1,1 1b2z_A_,4,8,1,1 1b2z_A_,5,9,1,1 1b2z_A_,6,10,1,1 1b2z_A_,6,108,1,1 1b2z_A_,7,11,1,1 1b2z_A_,8,12,1,1 1b2z_A_,9,13,1,1 1b2z_A_,10,14,1,1 1b2z_A_,10,108,1,1 1b2z_A_,11,15,1,1 1b2z_A_,12,16,1,1 1b2z_A_,13,92,1,1 1b2z_A_,19,22,1,1 1b2z_A_,20,47,1,1 1b2z_A_,21,48,1,1 1b2z_A_,22,73,1,1 1b2z_A_,23,48,1,1 1b2z_A_,23,50,1,1 1b2z_A_,24,27,1,1 1b2z_A_,24,28,1,1 1b2z_A_,25,29,1,1 1b2z_A_,25,52,1,1 1b2z_A_,26,30,1,1 1b2z_A_,27,31,1,1 1b2z_A_,28,33,1,1 1b2z_A_,29,32,1,1 1b2z_A_,32,39,1,1 1b2z_A_,34,37,1,1 1b2z_A_,34,39,1,1 1b2z_A_,35,38,1,1 1b2z_A_,39,42,1,1 1b2z_A_,39,43,1,1 1b2z_A_,40,44,1,1 1b2z_A_,44,47,1,1 1b2z_A_,49,73,1,1 1b2z_A_,51,71,1,1 1b2z_A_,52,71,1,1 1b2z_A_,54,69,1,1 1b2z_A_,56,59,1,1 1b2z_A_,56,61,1,1 1b2z_A_,58,60,1,1 1b2z_A_,60,101,1,1 1b2z_A_,60,102,1,1 1b2z_A_,62,67,1,1 1b2z_A_,62,69,1,1 1b2z_A_,64,67,1,1 1b2z_A_,68,90,1,1 1b2z_A_,70,88,1,1 1b2z_A_,71,101,1,1 1b2z_A_,72,86,1,1 1b2z_A_,73,81,1,1 1b2z_A_,74,82,1,1 1b2z_A_,74,84,1,1 1b2z_A_,75,84,1,1 1b2z_A_,76,79,1,1 1b2z_A_,82,84,1,1 1b2z_A_,82,85,1,1 1b2z_A_,83,98,1,1 1b2z_A_,83,100,1,1 1b2z_A_,84,85,1,1 1b2z_A_,85,97,1,1 1b2z_A_,85,101,1,1 1b2z_A_,87,95,1,1 1b2z_A_,89,92,1,1 1b2z_A_,89,93,1,1 1b2z_A_,94,107,1,1 1b2z_A_,94,108,1,1 1b2z_A_,96,105,1,1 1b2z_A_,97,99,1,1 1b2z_A_,97,103,1,1 1b2z_A_,99,102,1,1 1b2z_A_,99,103,1,1 1b2z_A_,106,108,1,1 1b2z_A_,107,108,1,1