pair,contact1,contact2,flow1,flow2 3f27_D_,6,8,1,1 3f27_D_,6,9,1,1 3f27_D_,6,10,1,1 3f27_D_,7,11,1,1 3f27_D_,8,12,1,1 3f27_D_,9,13,1,1 3f27_D_,11,15,1,1 3f27_D_,12,16,1,1 3f27_D_,14,18,1,1 3f27_D_,15,18,1,1 3f27_D_,15,19,1,1 3f27_D_,16,20,1,1 3f27_D_,17,21,1,1 3f27_D_,18,21,1,1 3f27_D_,18,22,1,1 3f27_D_,19,23,1,1 3f27_D_,23,26,1,1 3f27_D_,27,31,1,1 3f27_D_,28,32,1,1 3f27_D_,29,33,1,1 3f27_D_,30,34,1,1 3f27_D_,31,35,1,1 3f27_D_,32,36,1,1 3f27_D_,33,37,1,1 3f27_D_,34,38,1,1 3f27_D_,35,39,1,1 3f27_D_,36,40,1,1 3f27_D_,37,41,1,1 3f27_D_,38,42,1,1 3f27_D_,39,42,1,1 3f27_D_,43,46,1,1 3f27_D_,43,47,1,1 3f27_D_,44,48,1,1 3f27_D_,45,48,1,1 3f27_D_,47,50,1,1 3f27_D_,47,51,1,1 3f27_D_,48,52,1,1 3f27_D_,49,53,1,1 3f27_D_,50,54,1,1 3f27_D_,51,55,1,1 3f27_D_,52,55,1,1 3f27_D_,52,56,1,1 3f27_D_,53,57,1,1 3f27_D_,54,58,1,1 3f27_D_,55,58,1,1 3f27_D_,55,59,1,1 3f27_D_,56,60,1,1 3f27_D_,57,61,1,1 3f27_D_,58,62,1,1 3f27_D_,59,63,1,1 3f27_D_,60,64,1,1 3f27_D_,61,65,1,1 3f27_D_,72,73,1,1