pair,contact1,contact2,flow1,flow2 3g4s_U_,3,8,1,1 3g4s_U_,3,27,1,1 3g4s_U_,5,41,1,1 3g4s_U_,5,51,1,1 3g4s_U_,6,8,1,1 3g4s_U_,6,51,1,1 3g4s_U_,8,29,1,1 3g4s_U_,11,14,1,1 3g4s_U_,16,28,1,1 3g4s_U_,18,26,1,1 3g4s_U_,20,24,1,1 3g4s_U_,20,26,1,1 3g4s_U_,22,24,1,1 3g4s_U_,29,30,1,1 3g4s_U_,31,35,1,1 3g4s_U_,32,36,1,1 3g4s_U_,33,37,1,1 3g4s_U_,35,39,1,1 3g4s_U_,36,41,1,1 3g4s_U_,37,40,1,1 3g4s_U_,42,46,1,1 3g4s_U_,43,49,1,1 3g4s_U_,46,49,1,1 3g4s_U_,49,52,1,1 3g4s_U_,49,53,1,1