pair,contact1,contact2,flow1,flow2 7vwl_f_,6,10,1,1 7vwl_f_,7,11,1,1 7vwl_f_,8,12,1,1 7vwl_f_,9,13,1,1 7vwl_f_,10,14,1,1 7vwl_f_,11,15,1,1 7vwl_f_,12,16,1,1 7vwl_f_,13,17,1,1 7vwl_f_,14,18,1,1 7vwl_f_,15,19,1,1 7vwl_f_,16,20,1,1 7vwl_f_,17,21,1,1 7vwl_f_,18,22,1,1 7vwl_f_,19,23,1,1 7vwl_f_,20,24,1,1 7vwl_f_,21,25,1,1 7vwl_f_,22,26,1,1 7vwl_f_,23,27,1,1 7vwl_f_,24,28,1,1 7vwl_f_,25,29,1,1 7vwl_f_,26,30,1,1 7vwl_f_,27,31,1,1 7vwl_f_,28,32,1,1 7vwl_f_,29,33,1,1 7vwl_f_,30,34,1,1 7vwl_f_,31,35,1,1 7vwl_f_,32,36,1,1 7vwl_f_,33,37,1,1 7vwl_f_,34,38,1,1 7vwl_f_,35,39,1,1 7vwl_f_,36,41,1,1