pair,contact1,contact2,flow1,flow2 2dgr_A_,10,58,1,1 2dgr_A_,11,57,1,1 2dgr_A_,12,56,1,1 2dgr_A_,14,54,1,1 2dgr_A_,17,21,1,1 2dgr_A_,20,24,1,1 2dgr_A_,21,25,1,1 2dgr_A_,22,26,1,1 2dgr_A_,25,30,1,1 2dgr_A_,25,32,1,1 2dgr_A_,26,29,1,1 2dgr_A_,31,34,1,1 2dgr_A_,32,36,1,1 2dgr_A_,34,37,1,1 2dgr_A_,34,38,1,1 2dgr_A_,35,39,1,1 2dgr_A_,36,41,1,1 2dgr_A_,36,43,1,1 2dgr_A_,37,40,1,1 2dgr_A_,42,57,1,1 2dgr_A_,44,55,1,1 2dgr_A_,59,62,1,1 2dgr_A_,59,63,1,1 2dgr_A_,62,65,1,1 2dgr_A_,62,66,1,1 2dgr_A_,63,67,1,1 2dgr_A_,66,70,1,1 2dgr_A_,67,71,1,1 2dgr_A_,68,72,1,1 2dgr_A_,69,73,1,1 2dgr_A_,70,73,1,1 2dgr_A_,71,74,1,1 2dgr_A_,72,75,1,1 2dgr_A_,72,76,1,1