pair,contact1,contact2,flow1,flow2 1sn1_A_,1,53,1,1 1sn1_A_,2,51,1,1 1sn1_A_,2,55,1,1 1sn1_A_,3,50,1,1 1sn1_A_,4,48,1,1 1sn1_A_,5,58,1,1 1sn1_A_,6,46,1,1 1sn1_A_,7,56,1,1 1sn1_A_,8,12,1,1 1sn1_A_,10,12,1,1 1sn1_A_,10,64,1,1 1sn1_A_,11,59,1,1 1sn1_A_,11,60,1,1 1sn1_A_,14,46,1,1 1sn1_A_,16,44,1,1 1sn1_A_,18,22,1,1 1sn1_A_,19,23,1,1 1sn1_A_,19,36,1,1 1sn1_A_,20,24,1,1 1sn1_A_,21,25,1,1 1sn1_A_,22,26,1,1 1sn1_A_,23,27,1,1 1sn1_A_,23,34,1,1 1sn1_A_,24,27,1,1 1sn1_A_,24,28,1,1 1sn1_A_,25,29,1,1 1sn1_A_,26,29,1,1 1sn1_A_,26,31,1,1 1sn1_A_,27,30,1,1 1sn1_A_,32,49,1,1 1sn1_A_,33,49,1,1 1sn1_A_,35,47,1,1 1sn1_A_,37,38,1,1 1sn1_A_,37,45,1,1 1sn1_A_,39,42,1,1 1sn1_A_,39,43,1,1 1sn1_A_,41,42,1,1 1sn1_A_,52,55,1,1 1sn1_A_,58,59,1,1 1sn1_A_,58,61,1,1