pair,contact1,contact2,flow1,flow2 7vwl_Z_,2,4,1,1 7vwl_Z_,11,13,1,1 7vwl_Z_,11,14,1,1 7vwl_Z_,17,20,1,1 7vwl_Z_,19,23,1,1 7vwl_Z_,20,23,1,1 7vwl_Z_,21,25,1,1 7vwl_Z_,22,26,1,1 7vwl_Z_,23,27,1,1 7vwl_Z_,24,28,1,1 7vwl_Z_,25,29,1,1 7vwl_Z_,26,30,1,1 7vwl_Z_,26,36,1,1 7vwl_Z_,27,31,1,1 7vwl_Z_,28,31,1,1 7vwl_Z_,29,32,1,1 7vwl_Z_,29,34,1,1 7vwl_Z_,38,41,1,1 7vwl_Z_,39,42,1,1 7vwl_Z_,40,43,1,1 7vwl_Z_,42,45,1,1 7vwl_Z_,43,46,1,1 7vwl_Z_,43,47,1,1 7vwl_Z_,48,51,1,1 7vwl_Z_,55,58,1,1 7vwl_Z_,55,59,1,1 7vwl_Z_,56,60,1,1 7vwl_Z_,57,61,1,1 7vwl_Z_,63,67,1,1 7vwl_Z_,64,68,1,1 7vwl_Z_,65,69,1,1 7vwl_Z_,66,70,1,1 7vwl_Z_,67,71,1,1 7vwl_Z_,68,72,1,1 7vwl_Z_,69,73,1,1 7vwl_Z_,70,74,1,1 7vwl_Z_,71,75,1,1 7vwl_Z_,72,76,1,1 7vwl_Z_,73,77,1,1 7vwl_Z_,74,78,1,1 7vwl_Z_,75,79,1,1 7vwl_Z_,76,80,1,1 7vwl_Z_,77,81,1,1 7vwl_Z_,78,82,1,1 7vwl_Z_,79,83,1,1 7vwl_Z_,80,83,1,1