pair,contact1,contact2,flow1,flow2 2xbw_L_,4,7,1,1 2xbw_L_,5,8,1,1 2xbw_L_,5,10,1,1 2xbw_L_,5,12,1,1 2xbw_L_,6,8,1,1 2xbw_L_,6,21,1,1 2xbw_L_,8,11,1,1 2xbw_L_,9,34,1,1 2xbw_L_,10,24,1,1 2xbw_L_,11,22,1,1 2xbw_L_,13,20,1,1 2xbw_L_,15,18,1,1 2xbw_L_,21,33,1,1 2xbw_L_,22,36,1,1 2xbw_L_,24,27,1,1 2xbw_L_,25,44,1,1 2xbw_L_,26,39,1,1 2xbw_L_,27,44,1,1 2xbw_L_,28,37,1,1 2xbw_L_,30,33,1,1 2xbw_L_,30,35,1,1 2xbw_L_,32,34,1,1 2xbw_L_,32,35,1,1