pair,contact1,contact2,flow1,flow2 1bz5_A_,1,55,1,1 1bz5_A_,2,5,1,1 1bz5_A_,3,6,1,1 1bz5_A_,4,7,1,1 1bz5_A_,7,43,1,1 1bz5_A_,11,34,1,1 1bz5_A_,11,36,1,1 1bz5_A_,16,36,1,1 1bz5_A_,18,35,1,1 1bz5_A_,19,20,1,1 1bz5_A_,20,33,1,1 1bz5_A_,21,45,1,1 1bz5_A_,22,31,1,1 1bz5_A_,23,43,1,1 1bz5_A_,24,28,1,1 1bz5_A_,24,29,1,1 1bz5_A_,47,49,1,1 1bz5_A_,47,51,1,1 1bz5_A_,48,52,1,1 1bz5_A_,49,53,1,1 1bz5_A_,50,54,1,1 1bz5_A_,51,55,1,1 1bz5_A_,52,56,1,1