pair,contact1,contact2,flow1,flow2 2bzf_A_,3,6,1,1 2bzf_A_,3,7,1,1 2bzf_A_,4,8,1,1 2bzf_A_,5,9,1,1 2bzf_A_,5,20,1,1 2bzf_A_,5,25,1,1 2bzf_A_,6,9,1,1 2bzf_A_,6,10,1,1 2bzf_A_,6,82,1,1 2bzf_A_,12,17,1,1 2bzf_A_,12,83,1,1 2bzf_A_,13,17,1,1 2bzf_A_,14,17,1,1 2bzf_A_,16,40,1,1 2bzf_A_,17,41,1,1 2bzf_A_,18,21,1,1 2bzf_A_,19,22,1,1 2bzf_A_,22,25,1,1 2bzf_A_,26,30,1,1 2bzf_A_,27,31,1,1 2bzf_A_,28,32,1,1 2bzf_A_,29,33,1,1 2bzf_A_,30,34,1,1 2bzf_A_,31,35,1,1 2bzf_A_,32,36,1,1 2bzf_A_,34,37,1,1 2bzf_A_,36,65,1,1 2bzf_A_,40,43,1,1 2bzf_A_,40,44,1,1 2bzf_A_,41,45,1,1 2bzf_A_,42,46,1,1 2bzf_A_,43,47,1,1 2bzf_A_,44,48,1,1 2bzf_A_,45,49,1,1 2bzf_A_,46,50,1,1 2bzf_A_,47,51,1,1 2bzf_A_,48,53,1,1 2bzf_A_,49,52,1,1 2bzf_A_,51,54,1,1 2bzf_A_,54,57,1,1 2bzf_A_,54,58,1,1 2bzf_A_,55,59,1,1 2bzf_A_,56,60,1,1 2bzf_A_,57,61,1,1 2bzf_A_,58,62,1,1 2bzf_A_,59,63,1,1 2bzf_A_,59,73,1,1 2bzf_A_,60,64,1,1 2bzf_A_,61,65,1,1 2bzf_A_,62,65,1,1 2bzf_A_,62,66,1,1 2bzf_A_,69,72,1,1 2bzf_A_,69,73,1,1 2bzf_A_,70,73,1,1 2bzf_A_,70,74,1,1 2bzf_A_,71,75,1,1 2bzf_A_,72,76,1,1 2bzf_A_,73,77,1,1 2bzf_A_,74,78,1,1 2bzf_A_,75,79,1,1 2bzf_A_,76,80,1,1 2bzf_A_,77,81,1,1 2bzf_A_,78,82,1,1 2bzf_A_,79,83,1,1 2bzf_A_,80,84,1,1 2bzf_A_,81,85,1,1 2bzf_A_,83,86,1,1 2bzf_A_,83,87,1,1 2bzf_A_,84,87,1,1 2bzf_A_,84,88,1,1