pair,contact1,contact2,flow1,flow2 6y57_Sd_,6,8,1,1 6y57_Sd_,8,14,1,1 6y57_Sd_,11,14,1,1 6y57_Sd_,11,15,1,1 6y57_Sd_,16,17,1,1 6y57_Sd_,17,21,1,1 6y57_Sd_,17,22,1,1 6y57_Sd_,18,32,1,1 6y57_Sd_,18,33,1,1 6y57_Sd_,25,36,1,1 6y57_Sd_,27,34,1,1 6y57_Sd_,35,37,1,1 6y57_Sd_,35,39,1,1 6y57_Sd_,37,40,1,1 6y57_Sd_,42,46,1,1 6y57_Sd_,43,47,1,1 6y57_Sd_,43,48,1,1 6y57_Sd_,44,45,1,1