pair,contact1,contact2,flow1,flow2 1in1_A_,2,3,1,1 1in1_A_,2,5,1,1 1in1_A_,2,6,1,1 1in1_A_,3,6,1,1 1in1_A_,6,9,1,1 1in1_A_,9,11,1,1 1in1_A_,9,12,1,1 1in1_A_,16,18,1,1 1in1_A_,17,20,1,1 1in1_A_,21,53,1,1 1in1_A_,23,58,1,1 1in1_A_,25,28,1,1 1in1_A_,28,31,1,1 1in1_A_,30,34,1,1 1in1_A_,31,35,1,1 1in1_A_,34,38,1,1 1in1_A_,36,40,1,1 1in1_A_,37,41,1,1 1in1_A_,38,41,1,1 1in1_A_,47,50,1,1 1in1_A_,57,68,1,1 1in1_A_,59,63,1,1 1in1_A_,59,70,1,1 1in1_A_,61,64,1,1 1in1_A_,64,67,1,1 1in1_A_,71,73,1,1 1in1_A_,71,74,1,1 1in1_A_,71,75,1,1 1in1_A_,72,76,1,1 1in1_A_,73,77,1,1 1in1_A_,74,78,1,1 1in1_A_,74,85,1,1 1in1_A_,75,79,1,1 1in1_A_,76,80,1,1 1in1_A_,79,82,1,1