pair,contact1,contact2,flow1,flow2 8hk1_E_,1,6,1,1 8hk1_E_,3,7,1,1 8hk1_E_,4,8,1,1 8hk1_E_,5,9,1,1 8hk1_E_,6,10,1,1 8hk1_E_,9,11,1,1 8hk1_E_,15,19,1,1 8hk1_E_,16,20,1,1 8hk1_E_,17,21,1,1 8hk1_E_,18,22,1,1 8hk1_E_,19,23,1,1 8hk1_E_,20,24,1,1 8hk1_E_,21,25,1,1 8hk1_E_,22,26,1,1 8hk1_E_,23,27,1,1 8hk1_E_,24,28,1,1 8hk1_E_,25,29,1,1 8hk1_E_,26,30,1,1 8hk1_E_,27,31,1,1 8hk1_E_,28,32,1,1 8hk1_E_,29,33,1,1 8hk1_E_,30,34,1,1 8hk1_E_,31,35,1,1 8hk1_E_,32,36,1,1 8hk1_E_,33,36,1,1 8hk1_E_,33,37,1,1 8hk1_E_,34,38,1,1 8hk1_E_,49,53,1,1 8hk1_E_,51,54,1,1 8hk1_E_,55,63,1,1 8hk1_E_,56,60,1,1 8hk1_E_,57,61,1,1 8hk1_E_,58,62,1,1 8hk1_E_,59,63,1,1 8hk1_E_,60,64,1,1 8hk1_E_,61,65,1,1 8hk1_E_,62,66,1,1 8hk1_E_,63,67,1,1 8hk1_E_,64,68,1,1