pair,contact1,contact2,flow1,flow2 4hre_E_,2,5,1,1 4hre_E_,3,7,1,1 4hre_E_,4,8,1,1 4hre_E_,5,9,1,1 4hre_E_,6,10,1,1 4hre_E_,7,11,1,1 4hre_E_,8,12,1,1 4hre_E_,9,13,1,1 4hre_E_,10,14,1,1 4hre_E_,12,15,1,1 4hre_E_,12,16,1,1 4hre_E_,13,16,1,1 4hre_E_,15,19,1,1 4hre_E_,25,66,1,1 4hre_E_,26,29,1,1 4hre_E_,27,31,1,1 4hre_E_,28,31,1,1 4hre_E_,28,32,1,1 4hre_E_,29,33,1,1 4hre_E_,30,34,1,1 4hre_E_,31,35,1,1 4hre_E_,31,52,1,1 4hre_E_,32,36,1,1 4hre_E_,33,37,1,1 4hre_E_,34,37,1,1 4hre_E_,41,45,1,1 4hre_E_,47,49,1,1 4hre_E_,47,50,1,1 4hre_E_,47,53,1,1 4hre_E_,49,53,1,1 4hre_E_,50,54,1,1 4hre_E_,51,55,1,1 4hre_E_,59,70,1,1 4hre_E_,60,70,1,1 4hre_E_,63,64,1,1 4hre_E_,67,71,1,1 4hre_E_,68,72,1,1 4hre_E_,69,73,1,1 4hre_E_,70,74,1,1 4hre_E_,71,75,1,1 4hre_E_,72,76,1,1 4hre_E_,73,77,1,1 4hre_E_,74,78,1,1 4hre_E_,75,79,1,1 4hre_E_,76,80,1,1 4hre_E_,77,81,1,1 4hre_E_,78,82,1,1 4hre_E_,79,83,1,1 4hre_E_,80,84,1,1 4hre_E_,81,85,1,1 4hre_E_,82,86,1,1 4hre_E_,83,84,1,1 4hre_E_,83,87,1,1 4hre_E_,84,88,1,1 4hre_E_,85,90,1,1 4hre_E_,86,91,1,1