pair,contact1,contact2,flow1,flow2 3ifm_A_,7,10,1,1 3ifm_A_,7,11,1,1 3ifm_A_,8,12,1,1 3ifm_A_,9,13,1,1 3ifm_A_,10,14,1,1 3ifm_A_,12,16,1,1 3ifm_A_,13,17,1,1 3ifm_A_,14,18,1,1 3ifm_A_,15,19,1,1 3ifm_A_,16,20,1,1 3ifm_A_,17,21,1,1 3ifm_A_,18,22,1,1 3ifm_A_,19,23,1,1 3ifm_A_,21,24,1,1 3ifm_A_,21,25,1,1 3ifm_A_,22,26,1,1 3ifm_A_,24,28,1,1 3ifm_A_,25,29,1,1 3ifm_A_,26,29,1,1 3ifm_A_,26,30,1,1 3ifm_A_,27,31,1,1 3ifm_A_,29,33,1,1 3ifm_A_,30,34,1,1 3ifm_A_,31,35,1,1 3ifm_A_,32,36,1,1 3ifm_A_,34,37,1,1 3ifm_A_,35,39,1,1 3ifm_A_,37,41,1,1 3ifm_A_,39,43,1,1 3ifm_A_,42,45,1,1