pair,contact1,contact2,flow1,flow2 4cfr_A_,2,5,1,1 4cfr_A_,2,6,1,1 4cfr_A_,3,7,1,1 4cfr_A_,4,8,1,1 4cfr_A_,5,9,1,1 4cfr_A_,6,10,1,1 4cfr_A_,7,11,1,1 4cfr_A_,8,12,1,1 4cfr_A_,9,13,1,1 4cfr_A_,10,13,1,1 4cfr_A_,10,14,1,1 4cfr_A_,11,15,1,1 4cfr_A_,12,16,1,1 4cfr_A_,13,17,1,1 4cfr_A_,14,17,1,1 4cfr_A_,15,18,1,1 4cfr_A_,15,19,1,1 4cfr_A_,17,40,1,1 4cfr_A_,18,21,1,1 4cfr_A_,20,25,1,1 4cfr_A_,21,35,1,1 4cfr_A_,22,29,1,1 4cfr_A_,22,32,1,1 4cfr_A_,24,26,1,1 4cfr_A_,27,66,1,1 4cfr_A_,28,69,1,1 4cfr_A_,29,32,1,1 4cfr_A_,29,33,1,1 4cfr_A_,30,34,1,1 4cfr_A_,31,35,1,1 4cfr_A_,32,36,1,1 4cfr_A_,33,37,1,1 4cfr_A_,34,38,1,1 4cfr_A_,34,51,1,1 4cfr_A_,35,39,1,1 4cfr_A_,36,40,1,1 4cfr_A_,37,41,1,1 4cfr_A_,41,44,1,1 4cfr_A_,42,45,1,1 4cfr_A_,50,53,1,1 4cfr_A_,50,54,1,1 4cfr_A_,51,55,1,1 4cfr_A_,52,56,1,1 4cfr_A_,53,57,1,1 4cfr_A_,54,58,1,1 4cfr_A_,55,59,1,1 4cfr_A_,56,60,1,1 4cfr_A_,57,61,1,1 4cfr_A_,58,62,1,1 4cfr_A_,61,63,1,1 4cfr_A_,62,65,1,1 4cfr_A_,62,66,1,1 4cfr_A_,62,67,1,1 4cfr_A_,64,66,1,1 4cfr_A_,64,73,1,1 4cfr_A_,66,68,1,1 4cfr_A_,70,73,1,1 4cfr_A_,70,74,1,1 4cfr_A_,71,75,1,1 4cfr_A_,72,76,1,1 4cfr_A_,73,77,1,1 4cfr_A_,74,78,1,1 4cfr_A_,75,79,1,1 4cfr_A_,76,80,1,1 4cfr_A_,77,81,1,1 4cfr_A_,78,82,1,1 4cfr_A_,79,83,1,1 4cfr_A_,80,84,1,1 4cfr_A_,81,85,1,1 4cfr_A_,82,86,1,1 4cfr_A_,83,87,1,1 4cfr_A_,84,88,1,1 4cfr_A_,85,89,1,1 4cfr_A_,86,90,1,1 4cfr_A_,87,91,1,1