pair,contact1,contact2,flow1,flow2 8irh_U_,3,5,1,1 8irh_U_,3,6,1,1 8irh_U_,3,7,1,1 8irh_U_,4,8,1,1 8irh_U_,5,9,1,1 8irh_U_,6,9,1,1 8irh_U_,7,10,1,1 8irh_U_,8,11,1,1 8irh_U_,8,78,1,1 8irh_U_,11,13,1,1 8irh_U_,11,14,1,1 8irh_U_,12,15,1,1 8irh_U_,12,16,1,1 8irh_U_,16,72,1,1 8irh_U_,17,73,1,1 8irh_U_,17,75,1,1 8irh_U_,18,20,1,1 8irh_U_,18,21,1,1 8irh_U_,18,22,1,1 8irh_U_,18,77,1,1 8irh_U_,19,75,1,1 8irh_U_,19,89,1,1 8irh_U_,20,47,1,1 8irh_U_,20,77,1,1 8irh_U_,21,78,1,1 8irh_U_,21,80,1,1 8irh_U_,22,89,1,1 8irh_U_,23,25,1,1 8irh_U_,23,26,1,1 8irh_U_,23,88,1,1 8irh_U_,24,27,1,1 8irh_U_,24,89,1,1 8irh_U_,25,28,1,1 8irh_U_,26,29,1,1 8irh_U_,33,38,1,1 8irh_U_,35,39,1,1 8irh_U_,36,40,1,1 8irh_U_,37,41,1,1 8irh_U_,38,42,1,1 8irh_U_,39,43,1,1 8irh_U_,40,44,1,1 8irh_U_,41,47,1,1 8irh_U_,42,45,1,1 8irh_U_,49,51,1,1 8irh_U_,49,52,1,1 8irh_U_,50,53,1,1 8irh_U_,51,54,1,1 8irh_U_,52,55,1,1 8irh_U_,53,56,1,1 8irh_U_,60,63,1,1 8irh_U_,60,64,1,1 8irh_U_,61,65,1,1 8irh_U_,62,66,1,1 8irh_U_,63,67,1,1 8irh_U_,64,68,1,1 8irh_U_,65,69,1,1 8irh_U_,67,70,1,1 8irh_U_,70,73,1,1 8irh_U_,71,74,1,1 8irh_U_,77,78,1,1 8irh_U_,80,82,1,1 8irh_U_,80,83,1,1 8irh_U_,81,84,1,1 8irh_U_,81,85,1,1 8irh_U_,85,88,1,1 8irh_U_,87,90,1,1 8irh_U_,87,91,1,1 8irh_U_,91,93,1,1 8irh_U_,91,95,1,1 8irh_U_,92,94,1,1