pair,contact1,contact2,flow1,flow2 7vwl_S_,1,4,1,1 7vwl_S_,2,5,1,1 7vwl_S_,3,6,1,1 7vwl_S_,5,9,1,1 7vwl_S_,6,10,1,1 7vwl_S_,7,11,1,1 7vwl_S_,8,12,1,1 7vwl_S_,9,13,1,1 7vwl_S_,10,14,1,1 7vwl_S_,11,15,1,1 7vwl_S_,12,16,1,1 7vwl_S_,13,17,1,1 7vwl_S_,14,17,1,1 7vwl_S_,14,18,1,1 7vwl_S_,17,21,1,1 7vwl_S_,18,22,1,1 7vwl_S_,19,23,1,1 7vwl_S_,20,24,1,1 7vwl_S_,21,25,1,1 7vwl_S_,22,26,1,1 7vwl_S_,23,27,1,1 7vwl_S_,24,28,1,1 7vwl_S_,25,28,1,1 7vwl_S_,25,29,1,1 7vwl_S_,26,30,1,1 7vwl_S_,27,31,1,1 7vwl_S_,28,33,1,1 7vwl_S_,31,60,1,1 7vwl_S_,34,61,1,1 7vwl_S_,37,51,1,1 7vwl_S_,37,60,1,1 7vwl_S_,40,44,1,1 7vwl_S_,42,46,1,1 7vwl_S_,43,47,1,1 7vwl_S_,44,48,1,1 7vwl_S_,45,49,1,1 7vwl_S_,46,50,1,1 7vwl_S_,47,51,1,1 7vwl_S_,48,52,1,1 7vwl_S_,49,53,1,1 7vwl_S_,50,54,1,1 7vwl_S_,51,55,1,1 7vwl_S_,52,55,1,1 7vwl_S_,55,59,1,1 7vwl_S_,55,64,1,1 7vwl_S_,57,59,1,1 7vwl_S_,61,63,1,1 7vwl_S_,65,67,1,1 7vwl_S_,65,68,1,1 7vwl_S_,66,69,1,1