pair,contact1,contact2,flow1,flow2 1fax_L_,5,18,1,1 1fax_L_,5,23,1,1 1fax_L_,6,9,1,1 1fax_L_,8,11,1,1 1fax_L_,9,12,1,1 1fax_L_,9,16,1,1 1fax_L_,12,15,1,1 1fax_L_,13,38,1,1 1fax_L_,13,40,1,1 1fax_L_,14,28,1,1 1fax_L_,14,40,1,1 1fax_L_,15,26,1,1 1fax_L_,16,23,1,1 1fax_L_,17,24,1,1 1fax_L_,19,22,1,1 1fax_L_,25,37,1,1 1fax_L_,26,40,1,1 1fax_L_,28,31,1,1 1fax_L_,29,48,1,1 1fax_L_,30,43,1,1 1fax_L_,31,48,1,1 1fax_L_,32,41,1,1 1fax_L_,32,43,1,1 1fax_L_,34,37,1,1 1fax_L_,34,39,1,1 1fax_L_,36,38,1,1 1fax_L_,36,39,1,1 1fax_L_,51,53,1,1