pair,contact1,contact2,flow1,flow2 2ra3_C_,1,55,1,1 2ra3_C_,2,55,1,1 2ra3_C_,3,5,1,1 2ra3_C_,3,6,1,1 2ra3_C_,4,7,1,1 2ra3_C_,5,23,1,1 2ra3_C_,5,54,1,1 2ra3_C_,7,43,1,1 2ra3_C_,11,34,1,1 2ra3_C_,11,36,1,1 2ra3_C_,16,36,1,1 2ra3_C_,18,35,1,1 2ra3_C_,20,33,1,1 2ra3_C_,20,44,1,1 2ra3_C_,21,45,1,1 2ra3_C_,22,31,1,1 2ra3_C_,23,25,1,1 2ra3_C_,23,43,1,1 2ra3_C_,24,27,1,1 2ra3_C_,24,29,1,1 2ra3_C_,24,31,1,1 2ra3_C_,42,44,1,1 2ra3_C_,47,50,1,1 2ra3_C_,47,51,1,1 2ra3_C_,48,52,1,1 2ra3_C_,49,53,1,1 2ra3_C_,50,54,1,1 2ra3_C_,51,55,1,1 2ra3_C_,51,56,1,1 2ra3_C_,54,55,1,1