pair,contact1,contact2,flow1,flow2 1aaz_A_,2,30,1,1 1aaz_A_,2,32,1,1 1aaz_A_,3,69,1,1 1aaz_A_,4,32,1,1 1aaz_A_,4,34,1,1 1aaz_A_,5,67,1,1 1aaz_A_,6,34,1,1 1aaz_A_,6,36,1,1 1aaz_A_,8,10,1,1 1aaz_A_,8,11,1,1 1aaz_A_,8,12,1,1 1aaz_A_,14,18,1,1 1aaz_A_,15,19,1,1 1aaz_A_,16,20,1,1 1aaz_A_,17,21,1,1 1aaz_A_,18,22,1,1 1aaz_A_,19,22,1,1 1aaz_A_,19,23,1,1 1aaz_A_,20,24,1,1 1aaz_A_,21,25,1,1 1aaz_A_,22,26,1,1 1aaz_A_,23,27,1,1 1aaz_A_,24,29,1,1 1aaz_A_,25,28,1,1 1aaz_A_,35,37,1,1 1aaz_A_,36,44,1,1 1aaz_A_,39,42,1,1 1aaz_A_,44,47,1,1 1aaz_A_,44,48,1,1 1aaz_A_,45,49,1,1 1aaz_A_,46,50,1,1 1aaz_A_,47,51,1,1 1aaz_A_,48,52,1,1 1aaz_A_,49,53,1,1 1aaz_A_,50,54,1,1 1aaz_A_,51,55,1,1 1aaz_A_,52,57,1,1 1aaz_A_,53,56,1,1 1aaz_A_,60,63,1,1 1aaz_A_,64,67,1,1 1aaz_A_,67,75,1,1 1aaz_A_,68,76,1,1 1aaz_A_,68,77,1,1 1aaz_A_,70,73,1,1 1aaz_A_,70,74,1,1 1aaz_A_,78,81,1,1 1aaz_A_,78,82,1,1 1aaz_A_,79,83,1,1 1aaz_A_,80,84,1,1 1aaz_A_,81,85,1,1 1aaz_A_,82,85,1,1 1aaz_A_,83,86,1,1 1aaz_A_,84,87,1,1