pair,contact1,contact2,flow1,flow2 2did_A_,9,18,1,1 2did_A_,11,14,1,1 2did_A_,11,15,1,1 2did_A_,11,16,1,1 2did_A_,14,30,1,1 2did_A_,19,47,1,1 2did_A_,20,29,1,1 2did_A_,21,45,1,1 2did_A_,22,25,1,1 2did_A_,22,27,1,1 2did_A_,22,39,1,1 2did_A_,22,42,1,1 2did_A_,23,43,1,1 2did_A_,30,34,1,1 2did_A_,33,36,1,1 2did_A_,39,42,1,1