pair,contact1,contact2,flow1,flow2 8ab8_E_,3,5,1,1 8ab8_E_,9,11,1,1 8ab8_E_,10,13,1,1 8ab8_E_,10,14,1,1 8ab8_E_,15,18,1,1 8ab8_E_,15,23,1,1 8ab8_E_,16,17,1,1 8ab8_E_,18,23,1,1 8ab8_E_,20,23,1,1 8ab8_E_,20,24,1,1 8ab8_E_,21,24,1,1 8ab8_E_,21,25,1,1 8ab8_E_,22,26,1,1 8ab8_E_,23,27,1,1 8ab8_E_,24,27,1,1 8ab8_E_,24,28,1,1 8ab8_E_,25,29,1,1 8ab8_E_,26,30,1,1 8ab8_E_,27,31,1,1 8ab8_E_,28,32,1,1 8ab8_E_,29,33,1,1 8ab8_E_,30,34,1,1 8ab8_E_,31,35,1,1 8ab8_E_,32,36,1,1 8ab8_E_,33,37,1,1 8ab8_E_,34,38,1,1 8ab8_E_,35,38,1,1 8ab8_E_,35,39,1,1 8ab8_E_,36,40,1,1 8ab8_E_,37,41,1,1 8ab8_E_,38,42,1,1 8ab8_E_,39,43,1,1 8ab8_E_,40,44,1,1 8ab8_E_,41,45,1,1 8ab8_E_,42,46,1,1 8ab8_E_,43,47,1,1 8ab8_E_,44,48,1,1 8ab8_E_,45,49,1,1 8ab8_E_,46,50,1,1 8ab8_E_,47,51,1,1 8ab8_E_,48,51,1,1 8ab8_E_,49,52,1,1 8ab8_E_,50,53,1,1 8ab8_E_,51,54,1,1 8ab8_E_,56,58,1,1