pair,contact1,contact2,flow1,flow2 8cee_U_,3,6,1,1 8cee_U_,3,7,1,1 8cee_U_,4,8,1,1 8cee_U_,5,10,1,1 8cee_U_,14,16,1,1 8cee_U_,17,20,1,1 8cee_U_,17,21,1,1 8cee_U_,18,22,1,1 8cee_U_,19,22,1,1 8cee_U_,21,24,1,1 8cee_U_,24,32,1,1 8cee_U_,26,29,1,1 8cee_U_,26,30,1,1 8cee_U_,27,64,1,1 8cee_U_,28,64,1,1 8cee_U_,29,55,1,1 8cee_U_,32,44,1,1 8cee_U_,33,36,1,1 8cee_U_,33,37,1,1 8cee_U_,34,38,1,1 8cee_U_,34,39,1,1 8cee_U_,37,39,1,1 8cee_U_,40,42,1,1 8cee_U_,40,44,1,1 8cee_U_,41,45,1,1 8cee_U_,42,46,1,1 8cee_U_,43,47,1,1 8cee_U_,44,48,1,1 8cee_U_,45,49,1,1 8cee_U_,46,50,1,1 8cee_U_,47,51,1,1 8cee_U_,48,52,1,1 8cee_U_,49,53,1,1 8cee_U_,50,54,1,1 8cee_U_,51,55,1,1 8cee_U_,52,56,1,1 8cee_U_,53,57,1,1 8cee_U_,54,59,1,1 8cee_U_,55,58,1,1