pair,contact1,contact2,flow1,flow2 1f4s_P_,12,27,1,1 1f4s_P_,13,24,1,1 1f4s_P_,14,18,1,1 1f4s_P_,15,19,1,1 1f4s_P_,15,52,1,1 1f4s_P_,17,20,1,1 1f4s_P_,17,22,1,1 1f4s_P_,23,43,1,1 1f4s_P_,25,42,1,1 1f4s_P_,27,30,1,1 1f4s_P_,30,33,1,1 1f4s_P_,30,34,1,1 1f4s_P_,31,35,1,1 1f4s_P_,32,36,1,1 1f4s_P_,33,36,1,1 1f4s_P_,34,37,1,1 1f4s_P_,41,45,1,1 1f4s_P_,42,46,1,1 1f4s_P_,43,47,1,1 1f4s_P_,44,49,1,1 1f4s_P_,45,48,1,1 1f4s_P_,52,55,1,1 1f4s_P_,53,57,1,1 1f4s_P_,54,58,1,1 1f4s_P_,55,58,1,1 1f4s_P_,56,59,1,1 1f4s_P_,56,60,1,1