pair,contact1,contact2,flow1,flow2 1dp3_A_,9,12,1,1 1dp3_A_,10,13,1,1 1dp3_A_,11,15,1,1 1dp3_A_,12,16,1,1 1dp3_A_,13,17,1,1 1dp3_A_,14,17,1,1 1dp3_A_,14,18,1,1 1dp3_A_,15,19,1,1 1dp3_A_,16,20,1,1 1dp3_A_,17,21,1,1 1dp3_A_,18,22,1,1 1dp3_A_,19,22,1,1 1dp3_A_,20,24,1,1 1dp3_A_,21,25,1,1 1dp3_A_,22,25,1,1 1dp3_A_,22,26,1,1 1dp3_A_,22,27,1,1 1dp3_A_,31,36,1,1 1dp3_A_,33,37,1,1 1dp3_A_,34,38,1,1 1dp3_A_,35,39,1,1 1dp3_A_,36,40,1,1 1dp3_A_,37,41,1,1 1dp3_A_,38,42,1,1 1dp3_A_,40,43,1,1 1dp3_A_,41,44,1,1 1dp3_A_,42,45,1,1 1dp3_A_,44,47,1,1 1dp3_A_,47,50,1,1 1dp3_A_,48,51,1,1 1dp3_A_,49,52,1,1 1dp3_A_,50,53,1,1