pair,contact1,contact2,flow1,flow2 5cby_A_,3,12,1,1 5cby_A_,5,9,1,1 5cby_A_,5,10,1,1 5cby_A_,6,20,1,1 5cby_A_,7,64,1,1 5cby_A_,10,11,1,1 5cby_A_,10,54,1,1 5cby_A_,13,16,1,1 5cby_A_,13,21,1,1 5cby_A_,14,21,1,1 5cby_A_,16,19,1,1 5cby_A_,17,71,1,1 5cby_A_,21,22,1,1 5cby_A_,22,24,1,1 5cby_A_,22,26,1,1 5cby_A_,23,27,1,1 5cby_A_,24,28,1,1 5cby_A_,25,29,1,1 5cby_A_,26,30,1,1 5cby_A_,27,31,1,1 5cby_A_,28,32,1,1 5cby_A_,29,33,1,1 5cby_A_,30,34,1,1 5cby_A_,32,35,1,1 5cby_A_,50,53,1,1 5cby_A_,50,54,1,1 5cby_A_,53,56,1,1 5cby_A_,57,61,1,1 5cby_A_,58,62,1,1 5cby_A_,59,63,1,1 5cby_A_,60,64,1,1 5cby_A_,61,65,1,1 5cby_A_,62,66,1,1 5cby_A_,63,67,1,1 5cby_A_,64,68,1,1 5cby_A_,65,70,1,1 5cby_A_,66,69,1,1 5cby_A_,69,71,1,1 5cby_A_,71,74,1,1 5cby_A_,71,75,1,1